Join Date: Aug 2006
Location: DCA / WAS
Programs: DL 2+ million/PM, YX, Marriott Plt, *wood gold, HHonors, CO Plt, UA, AA EXP, WN, AGR
Posts: 9,388
I'd start with a written complaint to DOT. You were involuntarily denied boarding. They owe you denied boarding compensation. That's for starters.
I'd also contemplate a letter to the attorney general of Arizona and a lawsuit against USAir.
And I'd make this as public as I could.