Eight octogenarians currently serve, nearly twice as many as ever before, according to records maintained by the Senate Historical Office. Another handful of senators are at least 75.

TOUGH, FAIR & FULL OF GREAT ANECDOTES: How the oldest Senate ever is taking a toll on the business of Washington, by @pkcapitol https://t.co/zR74nclwti

— Ed O'Keefe (@edatpost) December 16, 2017