A bruised Elon Musk explained away a black eye during a White House appearance on May 30 by saying that his 5-year-old son had punched him in the face while the two were playing around. <br /><br />Musk was given a farewell as the head of Department of Government Efficiency at a press conference held at the Oval Office.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline