data-mm-id=”_vitw1yaik”>Legendary Georgetown coach John Thompson Jr. passed away at the age of 78, his family announced today. The first black head coach to win a college basketball national championship in 1984 and the man who helped Patrick Ewing, Alonzo Mourning, Dikembe Mutombo and Allen Iverson launch their careers into superstardom in college, Thompson is commonly known for his greatness as a basketball coach. Today, however, we learned he was also an important mentor to many who never played basketball, including long-time ESPN personality Michael Wilbon.Wilbon appeared on First Take to discuss the impact Thompson made on his life dating back to the early 80s when Wilbon was covering Georgetown for the Washington Post. It was a moving segment and showcases the depth Thompson had…