The second 787, ZA002 is flying to Victorville, Ca. to join it's sistership in flight testing from Southern California. It's due to arrive at the Southern California Logistics Airport at around 10:20 PT (1:20 ET). No word yet on the what testing will be done at Victorville yet or if ZA004 will be moving back to Boeing Field. It's the second trip for this airplane to the airport outside of LA.
Flightaware track for ZA002