 The health of the Chesapeake Bay is getting a higher grade this year than last. And WTOP's Kate Ryan reports it's the best grade the Bay has received in more than 20 years. Bill Dennison with the University of Maryland's Center for Environmental Science says check out its report card on the health of the Chesapeake Bay and you'll see it scored a C+. And that's a big deal. This is the highest grade we've reported since 2002.