Political sources revealed to The ENQUIRER that MICHELLE OBAMA brain-stormed the scheme to sic a pit bull strategist on the GOP contender’s wife ANN ROMNEY and it backfired! Talking head Hilary Rosen set off a firestorm when she mocked Mitt Romney for relying on his wife for advice on the economy, sniping that Ann – who raised five sons, has battled breast cancer and suffers from multiple sclerosis – “never worked a day in her life!” (snip)“Michelle had her claws out to get Ann, but it quickly backfired and Barack was livid when he heard she had secretly directed the