Watch: Isaiah, MCW engage in face-to-face fracas

The drama continues between the Chicago Bulls and Boston Celtics.

This time, the opposing point guards got up close and personal while exchanging words in the second half of Sunday's Game 4. Isaiah Thomas and Michael Carter-Williams went right at each other in a verbal clash.

Prior to that, Robin Lopez and Jae Crowder got tangled up in a shoelace-related incident, and Jimmy Butler and Marcus Smart picked up techs for a skirmish.

What's next?