Alternative rock veterans Coldplay marked Memorial Day 2011 by releasing a second teaser clip for their as-yet-untitled fifthe album.  As with the first clip, the latest teaser doesn't give much, other than a short bass lick with some lyrics scrolling acrodd the top.  So far, the band haven't released any song titles, an  album title, or even a hint at when the album might hit stores.  Check out the latest teaser below.