The search is growing for Elizabeth "Liz" Waddell after she vanished during a vacation in Grenada. The 44-year-old physical therapist was last seen Wednesday m

The search is growing for Elizabeth "Liz" Waddell after she vanished during a vacation in Grenada. The 44-year-old physical therapist was last seen Wednesday morning after leaving her towel on a pier and going for a swim. Authorities are investigating with assistance from the U.S. State Department…