NEW YORK (AP) — Tony Butala, co-founder of the Grammy-nominated trio The Lettermen, whose lush vocal harmonies made them one of the most popular vocal groups of the 1960s, died Sunday. He was 87. The band's media coordinator, Tracy Clark, confirmed Butala's death to The Associated Press. She shared an official statement from the band. “We have lost an integral member of The Lettermen family,” it read. “It is with profound sadness that we announce the recent passing of Tony Butala, of a...