ABC News programming includes Good Morning America from 7:00 to 9:00 a.m. weekdays (along with one-hour weekend editions); nightly editions of ABC World News Tonight (whose weekend editions are occasionally subject to abbreviation or preemption due to sports telecasts overrunning into the program's timeslot), the Sunday political talk show This Week, early morning news programs World News Now and America This Morning and the late night newsmagazine Nightline.