Hamas says its military chief escaped Israeli strike a day earlier; tough talk from Israeli PM
Extremist group's recruitment of Americans and Europeans could present long-term threat to the homeland
U.S. troops sent to Syria earlier this summer on mission to free captive Americans, including slain journalist James Foley, but came up empty-handed
From propaganda videos to lure Western recruits to selling gas and electricity, extremist group wields power on several fronts
The execution of American journalist James Foley personalizes the fight against ISIS for the U.S., experts say
Authorities in Iceland are warning the airline industry about a possible volcanic eruption that could send ash spewing into the sky - and into the path of planes. CBS News' Alphonso Van Marsh reports.
Mohammed Deif, Hamas' shadowy military chief, has escaped numerous assassination attempts; Netanyahu indicates long fight ahead
James Jeffrey, a former U.S. Ambassador to Iraq now with the Washington Institute, says President Obama is striking the right tone in condemning ISIS militants after the execution of journalist James Foley.
Pentagon weighs sending additional U.S. troops to Baghdad even as insurgents threaten to kill a second American captive
Bardarbunga, a subglacial stratovolcano, showing increased seismic activity; 2010 eruption caused air travel chaos
Angry residents cut off from their homes after security forces seal off neighborhood in bid to stop the spread of Ebola
Six people confirmed dead and 22 missing after several landslides in the outskirts of Hiroshima gave way, according to Japan's Fire and Disaster Management Agency (FDMA). The FDMA, citing the local government, also said at least 20 people were injured, one seriously.
ISIS militants threaten to kill another U.S. journalist after releasing video believed to show beheading of James Foley
Social media outlets try to block the spread of gruesome images of the killing of American journalist
Town under siege has no water or electricity and "calls for help are falling on deaf ears," lawmaker says
Media regulator says it received more than 200 complaints after Sky News reporter rummaged through crash victim's luggage
As gov't forces try to wrest control of Donestk from pro-Russia separatists, the number of civilian casualties is mounting fast
With number of cases rising fast, President Ellen Johnson Sirleaf tries to keep residents of slum penned in "to save lives"
Male and female star athletes are rallying against FIFA's decision to not use grass playing fields, and the issue might get settled in court
Former deputy CIA chief Mike Morell on the urgency in the fight against ISIS highlighted by apparent execution of U.S. journalist