It appears as if he is the only Senator opposing the removal of the HIV travel and immigration ban. The White House is on board, as are hefty bipartisan chunks of the Senate. Here's how you can still help: email your senator asking him or her to support the removal of the HIV travel ban. The next day or so could make the difference. If you have a second, this would help enormously. Urge them not to side with Vitter.
Save your eyes. Take breaks.