(Meredith) -- A man was arrested after he set himself on fire near the White House Friday, according to the Secret Service.

The Secret Service said on Twitter that a man riding a wheelchair-type scooter lit his jacket on fire while he was wearing it. The incident happened along the White House's north fence line.

The Secret Service said officers responded immediately, extinguished the fire and rendered first aid to the man.

The White House was placed on lock down. President Donald Trump was in the White House at the time of the incident.

The man was taken to the hospital with non-life-threatening injuries. He was not identified and his motive is unclear.