Police said a man held up the Island Dollar store...

Police said a man held up the Island Dollar store in Shirley on Sunday night, Feb. 25, 2018, and fled with an undisclosed amount of cash. Credit: T.J. Lambui / LiHotShots

Police are investigating an armed robbery at a Shirley discount store on Sunday night, authorities said.

A man with a knife demanded cash from a clerk at Island Dollar at 579 Montauk Highway around 6:30 p.m., a Suffolk County police spokesman said.

The clerk handed over the money and the man fled, police said.

The department’s Seventh Squad detectives are investigating the holdup.

On the latest episode of "Sarra Sounds Off," we look at East Islip baseball's inspirational comeback story, Jared Valluzzi has the plays of the week and Tess Ferguson breaks down the top defensive players in girls lacrosse. 

Sarra Sounds Off Ep. 35: EI baseball, girls lacrosse and plays of the week On the latest episode of "Sarra Sounds Off," we look at East Islip baseball's inspirational comeback story, Jared Valluzzi has the plays of the week and Tess Ferguson breaks down the top defensive players in girls lacrosse.

On the latest episode of "Sarra Sounds Off," we look at East Islip baseball's inspirational comeback story, Jared Valluzzi has the plays of the week and Tess Ferguson breaks down the top defensive players in girls lacrosse. 

Sarra Sounds Off Ep. 35: EI baseball, girls lacrosse and plays of the week On the latest episode of "Sarra Sounds Off," we look at East Islip baseball's inspirational comeback story, Jared Valluzzi has the plays of the week and Tess Ferguson breaks down the top defensive players in girls lacrosse.

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