June 14 (UPI) -- U.S. Marines deployed to Los Angeles to help temper unrest in that city, stopped and detained an American citizen trying to enter a federal building. The man was trying to enter a Veterans Affairs office inside the Wilshire Federal Building in the city's Sawtelle neighborhood when he was stopped earlier this week by Marines sent to protect the property amid protests over immigration raids. This marks the first time during the current unrest that military troops have detained a