over the shooting of carlton wayne smith. last week officers shot him five times after he was seen firing a gun into a crowd outside a club. demonstrators are demanding the nightclub release video surveillance to the public. they're also asking for a grand jury probe. >>> new evidence today of the high tensions between the new york city mayor and the nypd following those two murders of police officers. >> nbc's chris po lone shows us how the mayor's greeted at a cadet ceremony. >> reporter: mayor de blasio would you say greeted with a smattering of boos and applause monday a reflection of police distrust of the first-term mayor who has been hammered by the police unions for seeming too sympathetic to protesters who have questioned tactics in several cases. >> thank you for choosing what is a noble calling.