(CNN) -- Democrats accused Republican vice presidential candidate Sarah Palin of mirroring "divisive" attacks by President Bush Wednesday night and said showed she wasn't qualified to be on the ticket. "The speech that [Alaska] Gov. Palin made was well delivered, but it was written by George Bush's speechwriter and sounds exactly like the same divisive, partisan attacks we've heard from George Bush for the last eight years," said Bill Burton, the campaign spokesman for Sen. Barack Obama. "If Gov. Palin and John McCain want to define 'change' as voting with George Bush 90 percent of the time, that's their choice,...