SAN ANTONIO -- Authorities said a thong-wearing bicyclist committed suicide when he fell 100 feet to his death at Big Bend National Park in June. Joseph Gottschalk, 52, earned the nickname "Thong Man" by showing his buttocks during leisurely bike rides around San Antonio -- first near his southeast San Antonio home, then into other neighborhoods. His death was ruled a suicide Saturday due to "a preponderance of evidence," Brewster County Justice of the Peace Shirley Williams said in Sunday editions of the San Antonio Express-News. Gottschalk's naked body was found by passing hikers June 21 below a cliff at...