that recent s skirmishes could
erupt into a full-scale war.
president biden is hunkering
down, and donald trump is
hitting the campaign trail, head
of the first presidential debate
next week.
and they are using very
different tactics to prepare.
cbs's robert costa reports
tonight on their strategies and
who is winning the battle for
campaign cash.
>> reporter: the standoff next
thursday in atlanta already
historic, earlier than ever in a
presidential race, and the first
time a current and former
president go head-to-head.
>> he's going to be so pumped
up.
he's going to be pumped up.
>> reporter: allies of both
del cbs news, biden, age 81, and
trump, age 78, no voters will be
paying attention.
not only to the answers but how
they handle themselves.
>> the debate is going to make
clear the contrast between our
president, the current
president, who works on behalf
of the american people, fights
for the american people, and the
former president, who pretty
much spends full-time...