Patient receives first implant in U.S. to prevent cluster headaches

Patient receives first implant in U.S. to prevent cluster headaches

U.S. researchers implant a neurostimulator in a patient's cheek to provide relief from painful cluster headaches. This is the first time the...

Obama repulsed by barbarism of IS in killing U.S. journalist, promises justice

Obama repulsed by barbarism of IS in killing U.S. journalist, promises justice

U.S. President Barack Obama condemns the beheading of journalist Steven Sotloff and says the barbaric act only stiffens U.S. resolve to figh...

Cheney: U.S. must reassure allies in fight against IS

Cheney: U.S. must reassure allies in fight against IS

Former U.S. Vice President Dick Cheney tells a conservative group that Obama should strike targets inside Syria or risk the loss of American...

Armed with radios, rifles and an oath, volunteers patrol U.S.-Mexico border

Armed with radios, rifles and an oath, volunteers patrol U.S.-Mexico border

Reuters correspondant Lisa Maria Garza visited a volunteer citizen group, calling themselves the Patriots, who patrol a stretch along the Te...

U.S. House backs plan to arm and train moderate Syrian rebels

U.S. House backs plan to arm and train moderate Syrian rebels

U.S. House votes in favor of arming and training moderate Syrian rebels as part of President Barack Obama's plan to fight Islamic State mili...

Obama says U.S. will not fight another ground war in Iraq

Obama says U.S. will not fight another ground war in Iraq

U.S. President Obama says that the United States will not fight another ground war in Iraq. Rough Cut (no reporter narration).">  

Ukrainian president makes emotional appeal to U.S. Congress for support

Ukrainian president makes emotional appeal to U.S. Congress for support

Ukrainian President Petro Poroshenko has appealed to the U.S. Congress for support of his strategy in handling Russian-backed separatists. R...

Police protests sweep U.S.

Police protests sweep U.S.

Thousands march in U.S. cities in protest over the killings of unarmed black males by police officers. Paul Chapman reports.">  

North Korea says did not hack Sony, wants joint probe with U.S.

North Korea says did not hack Sony, wants joint probe with U.S.

North Korea says U.S. accusation it was involved in Sony cyberattack is "groundless slander", proposes "joint investigation" into the incide...

U.S. Central Command Twitter feed appears hacked by IS sympathizers

U.S. Central Command Twitter feed appears hacked by IS sympathizers

The U.S. Central Command Twitter feed appeared to have been hacked on Monday by people claiming to be Islamic State sympathizers. Rough Cut ...

U.S. Central Command's YouTube, Twitter accounts suspended after hacking by IS supporters

U.S. Central Command's YouTube, Twitter accounts suspended after hacking by IS supporters

YouTube and Twitter accounts of U.S. Central Command suspended after apparent hacking by Islamic State sympathizers. Mana Rabiee reports.">  

Islamic State says U.S. hostage killed in airstrike in Syria

Islamic State says U.S. hostage killed in airstrike in Syria

The U.S. says it cannot confirm claims by Islamic State that an American woman held hostage by the militant group was killed in a coalition ...

Lebanon gets massive weapons shipment from U.S.

Lebanon gets massive weapons shipment from U.S.

The U.S. delivers $25 million worth of weapons and ammunition to the Lebanese army, which the U.S. ambassador says will be used to "defeat t...

Parents, Obama confirm death of U.S. aid worker in Syria

Parents, Obama confirm death of U.S. aid worker in Syria

Multiple sources confirm that a U.S. aid worker held by Islamic State has died in Syria. Nathan Frandino reports.">  

Questions surround death of U.S. hostage held by Islamic State

Questions surround death of U.S. hostage held by Islamic State

Reuters National Security Correspondent Mark Hosenball reports U.S. government officials are discounting Islamic State militants' claims Kay...

Kerry outlines U.S. and UK strategies to tackle militants

Kerry outlines U.S. and UK strategies to tackle militants

U.S. Secretary of State John Kerry outlines strategies for the international community to tackle threats from militants, following meetings ...

U.S. ambassador attacked in South Korea

U.S. ambassador attacked in South Korea

Mark Lippert, the U.S. Ambassador to South Korea, was attacked early Thursday while taking part in a breakfast event in Seoul.">  

Kerry: U.S., France 'on same page' over Iran

Kerry: U.S., France 'on same page' over Iran

The U.S. and France seek to play down any disagreements over Iran nuclear talks, saying they both agree the accord now under discussion need...

U.S. declares Venezuela a security threat

U.S. declares Venezuela a security threat

The escalating tensions between the United States and Venezuela rose further Monday as the U.S. leveled sanctions against Caracas officials ...

U.S. presses Vietnam to end Russian bomber refueling

U.S. presses Vietnam to end Russian bomber refueling

The U.S. State Department has asked Vietnam to stop letting Russia use the Cam Ranh base as a refueling point for long-range strategic bombi...