The commissioner advised league employees based in New York to work remotely at least until the end of next week

Commissioner Roger Goodell sent an email to NFL employees following Monday's deadly shooting in New York City. A gunman killed four people, including a security guard and off-duty police officer, inside the Manhattan office building.

NFL commissioner Roger Goodell said in a memo to league employees Tuesday night the New York office will remain closed through at least August 8 after a gunman attacked their headquarters building.The NFL Manhattan office at 345 Park Ave.