21.   The report notes the copious amounts of gifts the two exchanged.

22.   The two exchanged a few words in Swedish before walking off the court together.

23.   The two exchanged a hesitant glance.

24.   The two exchanged slaps before the fight was broken up by Giants center Brian Williams.

25.   The two occasionally exchange e-mails.

26.   The two also exchanged the sort of fierce partisan shots, familiar from previous debates.

27.   The two exchanged attacks Monday as they competed for the endorsement of the Texas AFL-CIO, a key Democratic constituency.

28.   The two exchanged blows for about a minute until order was restored.

29.   The two exchanged punches for several seconds before being separated.