Embattled Republican Senate hopeful Jeanine Pirro will hold an "emergency summit" with Gov. Pataki today as she weighs pulling out of the race against Hillary Rodham Clinton. A leading Republican official said Pirro was "weighing her options, weighing her future as a Senate candidate." The source added, "She wants to hear what the governor has to say about this. She's open." Pirro, whose troubled campaign was thrown into serious doubt this week when state Senate Majority Leader Joseph Bruno urged her to run for attorney general instead, sought the meeting with the governor to discuss the direction of her campaign,...