Olympic gymnast McKayla Maroney is squeezing 'em and dropping an unexpected surprise for her 1.3 million Instagram followers. The 25-year-old vault queen, who made vixen-in-red sweater weather headlines shortly after Valentine's Day, dropped round two of the thirst trap on Sunday night, posting a quick story in the same outfit, but offering a different shot. McKayla, fresh from a braless scramble seeing her all tied up in strings and in a frontless top, was back to that sweater, here. Check it out below.