Sen. Marco Rubio (left), Florida Republican, endorses Virginia Republican George Allen (right) for the U.S. Senate at a press conference at Company Flowers, a family-owned small business, in Arlington on Thursday, June 14, 2012. (Andrew Harnik/The Washington Times)

Photo by: ANDREW HARNIK

Sen. Marco Rubio (left), Florida Republican, endorses Virginia Republican George Allen (right) for the U.S. Senate at a press conference at Company Flowers, a family-owned small business, in Arlington on Thursday, June 14, 2012. (Andrew Harnik/The Washington Times)