A portion of Sunrise Highway in East Islip has reopened after Suffolk police investigated a serious motorcycle accident.

The eastbound portion of the highway leading up to Exit 46 was closed as of 7:10 p.m. as detectives investigated an accident that left a motorcyclist and his passenger seriously injured, police said.

The highway was reopened by Monday morning. It was unclear how long it was closed.

On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island. Credit: Newsday

Sarra Sounds Off, Ep. 15: LI's top basketball players On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island.

On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island. Credit: Newsday

Sarra Sounds Off, Ep. 15: LI's top basketball players On the latest episode of "Sarra Sounds Off," Newsday's Gregg Sarra and Matt Lindsay take a look top boys and girls basketball players on Long Island.

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