Los Angeles police responded Sunday after somebody drove a U-Haul box truck down a street crowded with marchers demonstrating in support of the Iranian people, causing protesters to scramble out of the way and then run after the speeding vehicle to try to attack the driver. The U-Haul truck, with a window and side mirrors shattered, was stopped several blocks away and surrounded by police cars. ABC7 news helicopter footage showed officers keeping the crowd at bay as demonstrators swarmed the truck, throwing punches at the driver and thrusting flagpoles through the driver’s side window. For all the latest headlines follow our Google News channel online or via the app.The driver, a man who was not identified, was detained “pending further investigation,” police said in a statement Sunday evening.The police statement said one person was hit by the truck, but nobody was seriously hurt. Two people were evaluated by paramedics and both declined treatment, the Los Angeles Fire Department said