First Read is your briefing from "Meet the Press" and the NBC Political Unit on the day's most important political stories and why they matter. WASHINGTON — A month ago, a California woman — Tara Reade — alleged that apparent Democratic nominee Joe Biden assaulted her 27 years ago when she worked for Biden in his Senate office, a charge that Biden vehemently denies. “No, it is not true. I am saying unequivocally — it never happened,” Biden said onMSNBC’s “Morning Joe” Friday morning. It's a complicated story, colored by Biden's past history of touching women (though never before in...