Police and security forces swarmed the area around the White House on Saturday evening after reports of shots fired. What appeared to be dozens of gunshots were heard, prompting a lockdown, CNN reported, as armed Secret Service agents moved through the North Lawn area. US President Donald Trump was at the White House working to negotiate a deal with Iran. I was in the middle of taping on my iPhone for a social video from the White House North Lawn when we heard the shots. It sounded like dozens...