When Jesse attacks Cannon in the alley, Cannon is looking towards Jesse and Streethawk, but the view shown through Jesse's visor shows that Cannon is looking in a totally different direction.
At 17:39 the Commander asks Mach "Capice (Italian 'Do you understand?')". Mach responds "Capice (Italian 'You understand')". Mach should reply "Capisco (Italian 'I understand')".
At 20:12 this is a stock shot of the New York City skyline with the Empire State Building just left of center and the original Twin Towers (pre 9/11) to the right.