adding that lane performed cpr on floyd inside the ambulance. chauvin facing multiple charges, including second degree murder. and tonight, maurice lester hall, floyd's friend and one of the people seen in that video just before tloidfloyd's y encounter, telling "the new york times," "i'm going to always remember seeing the fear in floyd's face, because he's such a king. that's what sticks with me, seeing a grown man cry before seeing a grown man die." so, david, all four in custody. chauvin has not yet appeared in court. those other three officers are being held on a $1 million bail. david? >> all right, alex perez reporting live from minneapolis again tonight. alex, thank you. we're going to turn next tonight to the fbi investigating the ambush of an nypd officer who was stabbed in the neck. that investigation at this hour, the attack overnight in brooklyn, away from protest sites. two other officers and the suspect injured in gunfire that followed. the suspect now in critical condition. this large knife was recovered at the scene. investigators asking, is there a terror link? across the country, federal