July 9, 2013 3:16 pm Tank Triggers Panic Residents in Michigan were alarmed to see a tank roll down their streets with a mounted machine gun on the Fourth of July. A U.S. Navy veteran is under arrest for scaring neighbors with his fake .50-caliber machine gun. US & World Videos 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 2:03 Does Shakira still believe in love following Gerard Piqué split? 1:36 O.J. Simpson's cause of death revealed 25:57 WATCH: ‘Changing Climate' highlights the Philly-area residents who are combatting climate change