hiː ɹˌiːˈɪɾɚɹˌeɪɾᵻd ɪt wɛn ˈæskt ɪf hiː wˈɔntᵻd təbi bɚɹˈɑːk oʊbˈɑːməz ɹˈʌnɪŋ mˈeɪt ˈæftɚɹ oʊbˈɑːmə hæd klˈɪntʃt ðə nˌɑːmᵻnˈeɪʃən.
He reiterated it when asked if he wanted to be Barack Obama's running mate after Obama had clinched the nomination.