A somewhat heated exchange between Sen. John McCain and President Obama:Check out the awkward exchange between the Obama and McCain. Obama seems to be upset, or at least not in the mood for joking around. McCain’s comeback about how he is reminded of the fact that he lost the election say’s a lot, first that he is still bitter he lost and second he has to look at Obama everyday. Angry McCain is still holding a grudge. Obama is a serious man and he aint got no time for jokes ‘Let me just make this point, John, because we are not campaigning anymore,’ Watch the exchange.