OHIO (Cleveland Jewish News via JTA) — The day after his 100th birthday on July 10, Dr. Howard Tucker headed downtown to throw out the ceremonial first pitch at the Cleveland Guardians baseball game. “I just hope I can get the ball to the plate,” Tucker said beforehand with a laugh. “I’ve been practicing.” Tucker has a solid track record around practicing — certainly when it comes to medicine. Last year, the Guinness Book of World Records verified the Cleveland Heights, Ohio, resident as the world’s oldest practicing doctor . He still teaches medical residents at St. Vincent Charity Medical...