A young Mitt Romney with his parents, George W. and Lenore Romney, in 1962.
Republican presidential candidate Mitt Romney with his wife, Ann, and their sons, left to right, Tagg, Ben, Matt, Craig and Josh, in an undated photo.
Ann Romney takes the stage at the 2012 Republican National Convention.
Matt Romney introduces his father at a fundraiser in San Diego in 2012.
Mitt Romney's son Ben watches the proceedings during the 2012 GOP convention with Janna Ryan, vice presidential candidate Paul Ryan's wife.
Mitt Romney's son Tagg gives an interview during the final day of the 2012 convention.
Mitt Romney's son Josh listens to his dad speak at a rally in Des Moines, Iowa, in 2007.
Mitt Romney's son Craig waves to the crowd at the 2012 convention.
Mitt Romney's brother Scott cheers during the roll call for nomination of the Republican presidential candidate at the 2012 Republican National Convention.
Ann Romney responds to cheering supporters with her grandson Miles Romney and his mom, Mary Romney, in 2012.
Mitt Romney gets a hug from his grandson Nash as, left to right, son Josh and grandchildren Owen, Grace and Wyatt look on at a campaign rally in 2012.
Mitt Romney plays with his son Josh's five children aboard his campaign plane in 2012.
Mitt and Ann Romney sit backstage with members of their family before the final presidential debate in 2012.