Article continues below advertisementPresident Donald Trump's bruised hand drew significant public attention during his record-breaking one hour and 47-minute State of the Union address Tuesday, February 24.The 79-year-old president reportedly used makeup to cover a large purple bruise on the back of his right hand, which eagle-eyed observers noticed during the speech.Throughout the address, he also appeared to use careful hand placement, such as grasping the podium in a way that kept the discoloration out of direct camera view.