The Obama campaign launched a pre-emptive strike Tuesday on Florida Sen. Marco Rubio, attempting to gather dirt on the potential vice presidential pick by asking Floridians to share with the campaign the good, bad and ugly about him. Ashley Walker, director of Obama for America in Florida, blasted out the email Tuesday soliciting unflattering information on Rubio. Share what you think the rest of the country should know about what Rubios really done in Florida, Walker wrote, the good, bad and ugly. And why hed be a disaster as our next vice president. The effort marks a new phase in the Obama campaign's push to undermine Romney's highly anticipated selection of a running mate. That selection could come any moment, and Republicans have been building anticipation in recent days by announcing, a few at a time, the speakers for the GOP convention. It is presumed that whoever is on the convention speakers list at this point is no longer being considered for Mitt Romney's ticket. Read more: Obama campaign looks for dirt on Rubio, Portman | Fox News I love the smell of Napalm in da mawning. don't you?