"Tonight was their night," Obama wrote in an e-mail. "But our focus must be on tomorrow."
And presumably next week, when Obama and the Democrats hold their own convention in Charlotte, N.C.
The president asked for contributions just ahead of the August reporting deadline; Obama has been out-raised by Republican nominee Mitt Romney for three straight months.
Obama has also expressed concern about Republican Super PAC that can pump millions into the campaign.
The August fundraising deadline "is one of the last we get to build the campaign it takes to win," Obama wrote to his backers.
He added:
I'm proud to be on this team.
Let's go.
Barack
