BARACK OBAMA

Up to 4,000 troops have been authorized, but not yet called up, to be sent to West Africa to help fight the Ebola epidemic.

President Barack Obama called the outbreak a "national security threat" with a "low margin for error."

Public health officials said Wednesday they were tracking down 132 people who were on the flight with Amber Vinson from Cleveland to Dallas.

Airports in the U.S., U.K., and Canada have started screening people at airports as a precautionary measure.

The president said the outbreak is a "national security threat" and that "the procedures and protocols that are put in place must be followed."

The federal budget deficit is at its lowest since President Obama took office.

The U.S.-led air campaign has tightened its focus in recent days after closer coordination with Kurdish ground forces in Kobani.

President Obama had planned to speak at a fundraiser for Senate Democrats in New Jersey, and then headline a rally in Connecticut.

The vice president has developed a reputation for putting his foot in his mouth.

The deficit has fallen to less than half its trillion-dollar-plus level in 2008, the Treasury Department said Wednesday.

Two new polls show potential voters are still in favor of a Republican-controlled Congress as the Nov. 4 midterm elections draw closer.

The announcement came amid intense fighting in Kobani, where Kurdish fighters reclaimed parts of the town lost to ISIS.

Clinton told the audience at a technology conference in San Francisco that Internet freedom was as core a value as other individual freedoms.

American-led forces have sharply intensified air strikes in the past two days against Islamic State fighters threatening Kurds on Syria's Turkish border after the jihadists' advance began to destabilize Turkey.

Real Clear Politics gives incumbent Republican Mitch McConnell a 3-point edge on Democratic challenger Alison Lundergan Grimes.

An investigation into the circumstances surrounding the capture Sgt. Bowe Bergdahl by Taliban militants has been completed, but it's unclear when the military will finish its report, the Pentagon said.

President Barack Obama will wait until after Nov. 4 congressional elections to nominate a new U.S. attorney general, a White House official said on Tuesday.

Concerns have been raised about military strategy in Iraq after Iraqi troops abandoned a base while under attack from ISIS.

The meeting comes just a day after Turkey denied that it had reached an agreement with the U.S. over the use of its air force bases.

The pair appeared in a televised debate Monday night in Lexington.

If Republicans win control of the Senate, that could help the GOP in the 2016 presidential elections.