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Houston - Its a tough 15 seconds to watch - 81-year-old Senate Minority Leader Mitch McConnell clearly struggling.
McConnell's 90-year-old senate colleague Dianne Feinstein had a similar cognitive breakdown just a few weeks ago when an aide was compelled to instruct her to simply "vote aye" after the six-term Democrat launched into a stumbling speech.
Bottom line - how old is too old to serve in the United States Congress?
There's a saying that goes something like this.... "Father Time remains.... Undefeated"
· Hot mic catches confused Feinstein being told to vote 'aye' in awkward committee moment
· What happened to Mitch McConnell?