Legendary musician Carlos Santana suffered a medical emergency Tuesday night during a performance in Michigan, according to his management team.Santana was "over-taken by heat exhaustion and dehydration," according to a statement by his management team posted on his official Facebook page. He was performing at Pine Knob Music Theatre, an outdoor amphitheater in Clarkston, which is about 40 miles outside of Detroit.Temperatures in Clarkston reached up to 90 degrees Tuesday, nearly 10 degrees above average, according to CNN meteorologist Robert Shackelford.