Description:Police arrest a 21-year-old man on Wednesday, suspected of shooting at the White House last week. Officials said Oscar Ortega-Hernandez was picked up by troopers at a hotel near Indiana, Pennsylvania, about a four-hours drive from Washington. Earlier in the day, U.S. Secret Service had said federal agents found two bullets hit the mansion after Friday's shooting. One struck a protective window and another struck the building's exterior.(0:47)