Louisiana Governor Bobby Jindal, a Republican considering a 2016 U.S. presidential run, accused the Obama administration on Tuesday of being "science deniers" when it comes to energy, a critique often aimed at his own party.
The United States has pledged to send 3,000 troops West Africa, using its military muscle to battle the biggest ever outbreak of the deadly Ebola virus, with an unprecedented mission to build treatment clinics and train health workers.
World powers backed military measures on Monday to help defeat Islamic State fighters in Iraq, boosting Washington's efforts to set up a coalition, but made no mention of the tougher diplomatic challenge next door in Syria.