but pleaded guilty to his charges last month and now his proceedings will be happening separately. >> omar, do we expect any of these three former police officers to testify during the course of this federal trial? >> reporter: as we heard from thomas lane's attorney in opening statements, lane is expected to testify in his own defense over the course of this. remember, he's not charged with failing to intervene and stop chauvin, because as his attorney argued, there were multiple points where he tried to intervene. for one, suggesting to chauvin that they put an added restraint, a hobble on floyd that would have propped him up on his side and chauvin said no. his attorney also argued there was another point where he asked chauvin if they should turn floyd on his side and chauvin said, no, he's staying put. that's likely why they want him on the stand. the prosecution will likely try to paint him into a corner, back him into their bottom line as part of their argument that you