Dashcam video obtained by News4 shows the National Mall shooting Monday involving Secret Service officers. The Secret Service said a Texas man fired toward officers, who returned fire and hit him multiple times. A teen bystander was hit by the suspect’s gunfire and suffered a graze wound, authorities said. Gunshots can be heard in the video as drivers sit in traffic near Independence Avenue and 15th Street SW, just southeast of the Washington Monument. A man can be seen falling to the ground. “Whoa! Whoa! Whoa!” someone shouts. Police identified the man shot and wounded by the Secret Service as...