By Justin Sink
"Yes," Romney quipped, drawing laughs from the crowd.
But Romney provided little insight beyond that, telling supporters at the Colorado event he couldn't provide more of a timeline on his vice presidential selection.
Instead, the Republican hopeful simply pledged that "the person I choose you will look at and say 'that person could be president if necessary.'" But who that person could be remains the subject of intense speculation.
Among the possibilities: Sen. Marco RubioMarco RubioRubio apologized to Trump for 'small hands' crack Sunday shows preview: Bernie soldiers on Fla. Senate candidate bashes Rubio MORE (R-Fla.), who Romney himself confirmed was under consideration, and Sen. Rob PortmanRob PortmanJuan Williams: Electoral map looks grim for Trump McConnell touts 'Senate squad' in Wes Anderson-style video Liberal super-PAC hits Johnson for supporting Trump MORE (R-Ohio), who told ABC News earlier this week that he had met multiple times with Romney's vetting team.