Doctor known for treating former President George H.W. Bush killed.
Houston police are searching for the suspect who fatally shot the prominent cardiologist who treated former President George H.W. Bush.
Dr. Mark Hausknecht was riding his bike today when he was shot and killed, according to Houston Methodist Hospital.
https://abcnews.go.com/US/president-george-hw-bushs-cardiologist-fatally-shot/story?id=56721090