As US (I think) has come to terms with all of their unions, the threat of their "imminent" (next 90-120 days) demise has receded a great deal.
Since you can do both, I would do both, but I think US will still be around to take care of you in April.
After Summer is when I'd start to really worry, as the "summer bounce" should keep em alive through early September at the worst.