A new bus-only lane is opening on Wilshire during rush hours including the segment near UCLA. There may be an effect on commute times to UCLA.
Info at http://www.metro.net/news/simple_pr/new-bus-lanes-open-wilshire-boulevard/
UPDATE: Did it happen in Westwood? The LA Times version seems to say, "no." Sadly, yours truly is out of town and can't confirm one way or another. But here is the Times version: