This is an example of an out-of-bounds violation. It is illegal for an offensive player in his frontcourt to set a screen while standing Out-of-Bounds on the baseline. On this play, the highlighted offensive player sets a screen while standing on the baseline in his teams’ frontcourt. The signal for this violation is crossed arms outstretched in front of the chest. Also note that this is a violation, and it is not an offensive foul.