Friends say Elizabeth "Liz" Waddell has spent her life helping others. Now they're asking for help finding her. The North Carolina physical therapist and mothe

Friends say Elizabeth "Liz" Waddell has spent her life helping others. Now they're asking for help finding her. The North Carolina physical therapist and mother disappeared while vacationing in Grenada after she was last seen Wednesday near Grand Anse Beach. A friend says Waddell traveled to the i…