Follow along for live updates with the New York City shooting, where police investigate motive after five people, including the gunman, are killed in Monday shooting

The officer, Didarul Islam, was working a corporate security detail Monday at the midtown skyscraper that is home to the headquarters of both the NFL and Blackstone.

YPSILANTI TWP., MI — A 53-year-old man is still in critical condition after a shooting that killed another man last week. Police have been unable to speak with the man, shot around 10:36 p.m. July 23, because of his condition, Washtenaw County Sheriff’s Cmdr. Eugene Rush said Tuesday, July 29.

Four people were killed, including an off-duty New York City police officer, when a gunman opened fire in an office tower before fatally shooting himself, officials said.

The alleged gunman at a shooting rampage in a midtown Manhattan office building was identified as 27-year-old Shane Tamura, of Nevada.

Jackson County Circuit Judge Susan Jordan sentenced Kevin Jamall Johnson Wednesday, July 23, to two years on probation and a suspended sentence of 93 days in jail, court records show.

Gun laws in the city have largely prevented the sort of mass slaughter common in the rest of America. The last killing of this scale in the city was at a fast-food restaurant in Queens in 2000.

Jermaine Anthony Ricks, of Severn, and Drameek Carlius Wallace, of Glen Burnie, face attempted murder and related charges.