File: Rep. Joe Barton, R-Texas, during a House Energy and Commerce Subcommittee hearing in Washington, in January. Barton took the lead in the House to win support for lifting the oil export ban. Must credit: Bloomberg photo by Andrew Harrer.
File: Rep. Joe Barton, R-Texas, during a House Energy and Commerce Subcommittee hearing in Washington, in January. Barton took the lead in the House to win support for lifting the oil export ban. Must credit: Bloomberg photo by Andrew Harrer. Andrew Harrer Bloomberg
File: Rep. Joe Barton, R-Texas, during a House Energy and Commerce Subcommittee hearing in Washington, in January. Barton took the lead in the House to win support for lifting the oil export ban. Must credit: Bloomberg photo by Andrew Harrer. Andrew Harrer Bloomberg