Boston Celtics shooting guard Josh Richardson (foot) has been given the green light to get back into action Saturday against Dallas, where he played last season. Richardson missed Thursday's game due to a left foot contusion, but his return gives the Celtics another playmaker on the second unit. Romeo Langford and Dennis Schroder had considerable minutes allotments without Richardson in the mix, so how head coach Ime Udoka fits Richardson back into the rotation remains to be seen. The veteran...