In detail: Sunnis vs. Shiites
Clarissa Ward breaks down the history of differences between opposing sects of Islam
Islam
Will Islam's size surpass Christianity by mid-century?
Report projects worldwide growth of Muslim, Christian populations by 2050 if current demographic trends continue
Civilian deaths mount as Yemen falls apart
Saudi-led, U.S.-backed Sunni Muslim coalition ramps up offensive against Shiite rebels as Iran casts a dire warning
Nigeria claims timely victory against Boko Haram
Announcement a day before elections couldn't have come at a better time for embattled President Goodluck Jonathan
1,000 killed by Boko Haram in 3 months, group says
Human Rights Watch says retreating Islamic militants slaughtering civilians, as official reveals another horrific tactic
Tennessee prison system head to resign after failed Christa Pike execution
Debris found of medical plane that went missing near Nantucket with 6 on board
Cornell president says school "must do better" amid criticism of its investigation
Live
Senior Trump administration officials met to discuss Iran war at Camp David
Trump urges daylight saving time bill supporters to personally call Sen. Cotton
Iowa approves pricy foreign-owned steel plant project in swing district
Zach Bryan wears "Free Palestine" shirt during concert at Gillette Stadium
More details emerge about FlyDubai co-pilot who tried to crash plane
