(05/20/16) According to Fox News outlets, the man shot by the secret service was from Ashland.
Around 3:00pm Friday, Jesse Oliveri, Ashland, reportedly approached a checkpoint at the White House carrying a gun, and when told to put the gun down, did not comply and was shot by the Secret Service.
Oliveri was then taken into custody and treated for a gunshot wound to the abdomen.
Story from Fox News
http://www.wusa9.com/news/local/dc/white-house-on-lockdown-after-reported-shooting/207202927
UPDATE: (9:30PM) - A portion of Malone's Road, Butler Township, is currently blocked off. Local, State, and Federal Officials are reported to be at Oliveri's home investigating.