Hundreds of police officers and other mourners attend the funeral of fallen NYPD Det. Brian Simonsen at Church of St. Rosalie in Hampton Bays on Feb. 20, 2019.  Simonsen was killed in a friendly fire shooting in Queens last week, 

Credit: NYPD

NYPD Det. Brian Simonsen was killed on Feb. 12, 2019.

Credit: James Carbone

The scene outside the Church of St. Rosalie in Hampton Bays on Wednesday morning, before the start of the funeral for NYPD Det. Brian Simonsen.

Credit: James Carbone

Police arrive for the funeral of NYPD Det. Brian Simonsen at the Church of St. Rosalie in Hampton Bays on Wednesday morning.

Credit: Newsday/Steve Pfost

NYPD police officers set up ahead of the funeral for NYPD Det. Brian Simonsen at the Church of St. Rosalie in Hampton Bays.

Credit: Newsday/Steve Pfost

NYPD Sgt. Matthew Gorman attends the funeral for NYPD Det Brian Simonsen at the Church of St. Rosalie on Feb. 20, 2019, in Hampton Bays.

Credit: James Carbone

The scene outside the Church of St. Rosalie in Hampton Bays on Wednesday morning, before the start of the funeral for NYPD Det. Brian Simonsen.

Credit: James Carbone

NYPD Sgt. Matthew Gorman attends the funeral for NYPD Det. Brian Simonsen at the Church of St. Rosalie on Wednesday, in Hampton Bays.

Credit: James Carbone

New York City Mayor Bill de Blasio arrives at Church of St. Rosalie in Hampton Bays on Wednesday. He will deliver remarks at the funeral, the NYPD said.

Credit: James Carbone

Mourners walk into Church of St. Rosalie Church for the funeral of NYPD Det. Brian Simonsen on Wednesday.

Credit: Newsday/Steve Pfost

NYPD officers from the 102 Precinct mourn during the funeral for Det. Brian Simonsen at the Church of St. Rosalie on Wednesday in Hampton Bays.

Credit: Newsday/Steve Pfost

NYPD officers walk into the Church of St. Rosalie in Hampton Bays on Wednesday, to attend the funeral of Det. Brian Simonsen.

Former New York City Police Commissioner William Bratton arrives at the Church of St. Rosalie in Hampton Bays for the funeral of NYPD Det. Brian Simonsen.

Credit: Newsday/Steve Pfost

Joseph Kunkel, of Mineola, and his son, Jordan, 8, salute during the beginning of the funeral for NYPD Det. Brian Simonsen at the Church of St. Rosalie on Wednesday.

 

Credit: James Carbone

The family of NYPD Det. Brian Simonsen arrives at the Church of St. Rosalie in Hampton Bays for the funeral of Det. Brian Simonsen on Wednesday.

Credit: Steve Pfost

Crowds file into the Church of St. Rosalie on Wednesday for the funeral for NYPD Det. Brian Simonsen.

Credit: Newsday/Steve Pfost

NYPD officers walk into the Church of St. Rosalie for the funeral of Det. Brian Simonsen on Wednesday.

Credit: Newsday/Steve Pfost

NYPD officers walk past a tree with a blue ribbon as they attend the funeral for NYPD Det. Brian Simonsen at the Church of St. Rosalie on Wednesday.

Credit: Newsday/Steve Pfost

NYPD officers file into the Church of St. Rosalie to attend the funeral for Det. Brian Simonsen on Wednesday.

Credit: Newsday/Steve Pfost

NYPD officers arrive at the Church of St. Rosalie in Hampton Bays on Wednesday, to attend the funeral for Det. Brian Simonsen.

Credit: Newsday/Steve Pfost

Family and friends of NYPD Det. Brian Simonsen arrive at the Church of St. Rosalie in Hampton Bays on Wednesday, to attend the slain officer's funeral.

Credit: John Roca

NYPD cadets line up on Montauk Highway before the start of the funeral for NYPD Det. Brian Simonsen at the Church of St. Rosalie in Hampton Bays on Wednesday morning.

Credit: John Roca

A flag hangs over Montauk Highway in honor of slain NYPD Det. Brian Simonsen.

Credit: James Carbone

A painting of fallen NYPD Det. Brian Simonsen on display outside Church of St. Rosalie in Hampton Bays on Wednesday, in Hampton Bays. 

Credit: James Carbone

Leanne Simonsen outside Church of St. Rosalie in Hampton Bays after the funeral for her husband NYPD Det. Brian Simonsen on Wednesday.

Credit: james Carbone

The coffin leaves the funeral for NYPD Det. Brian Simonsen at the Church of St. Rosalie, on Wednesday, in Hampton Bays. 

Credit: Newsday / Steve Pfost

NYPD officers carry the coffin of slain Det. Brian Simonsen, as his wife Leanne follows, during the funeral at the Church of St. Rosalie, on Wednesday, in Hampton Bays.

Credit: James Carbone

The coffin carrying fallen NYPD Det. Brian Simonsen is led out of Church of St. Rosalie in Hampton Bays after his funeral on Wednesday.

Credit: Newsday/Steve Pfost

NYPD officers mourn outside the church during the funeral for Det. Brian Simonsen at the Church of St. Rosalie on Wednesday in Hampton Bays. 

Credit: Newsday/Steve Pfost

NYPD pallbearers carry the coffin of Brian Simonsen during the funeral for Det. Brian Simonsen at the Church of St. Rosalie on Wednesday.

Credit: James Carbone

Leanne Simonsen, wife of fallen police officer Brian Simonsen, becomes emotional as she watches her husband's coffin being carried out after the funeral Wednesday.

Credit: Newsday/Steve Pfost

NYPD pallbearers carry the coffin of Brian Simonsen followed by his wife Leanne on Wednesday.

Credit: Newsday / Steve Pfost

Leanne Simonsen is presented the memorial flag in honor of her husband Brian during the funeral at the Church of St. Rosalie on Wednesday in Hampton Bays.

Credit: J. Conrad Williams Jr.

NYPD Detective Brian. P. Simonsen's wife Leanne is hugged by police commissioner James O'Neill during the funeral service of her husband at Saint Rosalie Roman Catholic Church. Simonsen was killed in the line of duty on Feb. 12, 2019.

Credit: J. Conrad Williams Jr.

NYPD Chaplain Monsignor David Cassato sharing communion with NYPD Detective Brian. P. Simonsen wife Leanne at Saint Rosalie Roman Catholic Church. Simonsen was killed in the line of duty on Feb. 12, 2019.

Credit: J. Conrad Williams Jr.

NYPD Detective Brian. P. Simonsen's cousin Suffolk County Police Officer Shawn Petersen kissing Simonsen's wife after sharing his memories during the funeral service at Saint Rosalie Roman Catholic Church. Simonsen was killed in the line of duty on Feb. 12, 2019.

Credit: J. Conrad Williams Jr.

NYC mayor Bill de Blasio passing the body of NYPD Detective Brian. P. Simonsen and a large turnout of police officers before sharing his kind words during the funeral service at Saint Rosalie Roman Catholic Church. Simonsen was killed in the line of duty on Feb. 12, 2019.

Credit: J. Conrad Williams Jr.

A large turnout with standing room only at the funeral service of NYPD Detective Brian. P. Simonsen at Saint Rosalie Roman Catholic Church. Simonsen was killed in the line of duty on Feb. 12, 2019.

Credit: James Carbone

Leanne Simonsen, wife of fallen police officer Brian Simonsen, looks on as Simonsen's coffin is led out of Church of St. Rosalie in Hampton Bays on Wednesday.

Credit: Newsday/Steve Pfost

NYPD officers gather during the funeral for Det. Brian Simonsen at the Church of St. Rosalie in Hampton Bays on Wednesday.

Credit: John Roca

The hearse slowly moving along on Montauk Highway in honor for NYPD Detective Brian P. Simonsen into Saint Rosalie Roman Catholic Church in Hampton Bays, Simonsen was assigned to the 102nd Precinct, and was 19-year veteran of the force, died in the line of while responding to the robbery in Queens. 2/20/2019..

Credit: Randee Daddona

Hundreds of friends and family gathered for the burial for NYPD Det. Brian Simonsen at Jamesport Cemetery in Jamesport for their final goodbyes on Wednesday, Feb. 20, 2019.

Credit: Randee Daddona

Mourners gathered for the burial for NYPD Det. Brian Simonsen at Jamesport Cemetery in Jamesport for their final goodbyes on Wednesday, Feb. 20, 2019.

Long Islanders clear out snow from the post-Christmas storm. NewsdayTV's Jamie Stuart reports. Credit: Newsday/Kendall Rodriguez

Can you dig it? Long Islanders clear out snow from the post-Christmas storm. NewsdayTV's Jamie Stuart reports.

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