Obama likely to seek an active role in Senate , former aides say . McCain could position himself as a powerful ally of the McCain administration . `` When a campaign is over , there is this grieving process that everyone on the staff goes through , but the loss is so much more personal and public for the candidate . Republican face slimmest minority in Senate in January . It 's unclear just how much political capital McCain has left in South Carolina .
Obama likely to seek an active role in Senate , former aides say . McCain could position himself as a powerful ally of the McCain administration . Republican face slimmest minority in Senate in January . It 's unclear just how much political capital McCain has left in South Carolina .