Harold Hamm profile. Oil man. Romney Supporter

Harold Hamm leaves after he made a quick visit to the humble home (R) where he'd lived in as a boy in Lexington, OK. He was in town to attend the funeral of a high school pal. Photos for a profile of Harold Hamm, a proponent of the Keystone XL pipeline project and a Mitt Romney supporter. Hamm is CEO of Continental Resources in Oklahoma. (Photo by Michael S. Williamson/The Washington Post)

Harold Hamm leaves after he made a quick visit to the humble home (R) where he’d lived in as a boy in Lexington, OK. He was in town to attend the funeral of a high school pal. Photos for a profile of Harold Hamm, a proponent of the Keystone XL pipeline project and a Mitt Romney supporter. Hamm is CEO of Continental Resources in Oklahoma. (Photo by Michael S. Williamson/The Washington Post)

LEXINGTON, OK – JULY 12: Harold Hamm leaves after he made a quick visit to the humble home (R) where he’d lived in as a boy in Lexington, OK. He was in town to attend the funeral of a high school pal. Photos for a profile of Harold Hamm, a proponent of the Keystone XL pipeline project and a Mitt Romney supporter. Hamm is CEO of Continental Resources in Oklahoma. (Photo by Michael S. Williamson/The Washington Post