Jem Aswad Senior Music EditorVeteran guitarist Carlos Santana passed out onstage during a concert at Pine Knob Music Theatre in Clarkston, Michigan on Tuesday night, according to social media posts and video, but was treated quickly and was seen waiving to fans as he was wheeled offstage.Santana’s rep did not immediately respond to Variety‘s requests for comment.Carlos Santana waved to clapping fans as he’s helped off the stage pic.twitter.com/YA55N4QCZe— philip lewis (@Phil_Lewis_) July 6, 2022 Tuesday evening’s incident took place during Santana’s summer-long “Miraculous Supernatural 2022” tour with Earth, Wind & Fire, which launched on June 17 and is scheduled to continue through the end of August. Just two weeks later, the musician, 74, is slated to resume his longstanding Las Vegas residency at the House of Blues in Las Vegas through the end of September before resuming for two more weeks in November.Late last year Santana underwent what his management described as an “unscheduled” heart procedure that caused the cancelation of that month’s residency in Las Vegas.