Paula Nowakowski, the longtime chief of staff to House Republican Leader John Boehner, died suddenly Saturday night, according to the leader's office. She was 46. "It is with profound sadness and shock that I announce the passing of Paula Nowakowski, my longtime chief of staff, trusted aide and friend, who died suddenly last night," Boehner said in a statement early Sunday afternoon. "Words cannot adequately express the sorrow and disbelief I and every member of our team are grappling with today in the wake of this stunning news." A Boehner aide said the cause was an apparent heart attack. Speaker...