In the US, near the Texas Medical Center in Houston, the cardiologist of ex-US President George Bush Sr.. Dr. Mark Hauskneht was killed on the morning of July 20 during a bicycle ride. He was 65 years old, reports CNN.

At the moment, the police are setting the motives for the murder.

There is a version that the cause of the murder was a road conflict between cyclists. The suspect is a white or Latin American man about 30 years old, wearing a baseball cap, gray sports vest and khaki shorts.

"President George HW Bush is deeply saddened by the tragic circumstances associated with the untimely departure from the life of Dr. Mark Hausknecht and expresses his most sincere condolences to his family, colleagues and friends," the press secretary of 94-year-old Bush Jr. McGrath said on Twitter.