Brothers & Sisters Season Finale Spoilers: Justin & Rebecca Separate?

ABC has just released a preview for the May 16 finale of Brothers & Sisters:

On the Road Again” – As the Walkers try to cope with the sadness and financial ruin that lingers as a result of the closure of Ojai Foods, they discover a small ray of hope in one of William Walker’s many secret investments. Meanwhile, Robert’s health and the safety of his family are compromised when he finds himself in way over his head in a subversive business deal, and newlyweds Justin and Rebecca consider a trial separation, on the Season Finale of Brothers & Sisters, SUNDAY, MAY 16 (10:01-11:00 p.m., ET) on