WASHINGTON (7News) — A man was arrested Monday evening after being seen on camera burning an American flag in Lafayette Park, near the White House. The incident happened only hours after President Donald Trump signed an executive order aimed at cracking down on the act of flag burning. The U.S. Secret Service said officers detained the man around 6:15 p.m. after he set the flag on fire. Agents quickly extinguished the flames before turning the man over to the U.S. Park Police, which has jurisdiction in the area. U.S. Park Police identified the charge as a violation of 36 CFR...