NEW : Sen. Michelle Obama urges Cuban to back Obama in appearance with him . `` It 's getting so bad that even Sen. McCain 's running mate denounced his tactics last night , '' Obama said at a campaign event in Tampa , Florida . ` Obama will leave campaign trail Thursday after Obama stop and return Saturday . Rest of Thursday events canceled ; Hillary Clinton will stand in on Saturday . McCain references Biden comment that Obama will be tested with early crisis .
NEW : Sen. Michelle Obama urges Cuban to back Obama in appearance with him . Obama will leave campaign trail Thursday after Obama stop and return Saturday . Rest of Thursday events canceled ; Hillary Clinton will stand in on Saturday . McCain references Biden comment that Obama will be tested with early crisis .