Not if they want a repeat of the Tribune acquisition. As much as Sinclair doesn't want to and would want to act like a petualant child, if they don't want additional heat, they will announce the divestiture of KIRO and any additional conflicts IMMEDIATELY.
However, Sinclair has never been one to do that and in fact, had to be forced to sell stations from the Barrington and Allbritton acquisitions. And we all know the most recent story concerning a certain Illinois company. They may need to forgo an acquisition of Cox.