White House Addresses ISIS Beheading

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The White House is con­firm­ing that jour­nal­ist Steven Sot­loff was beheaded by Islamic extrem­ists in Syria. The group ISIS had posted a video of the killing on the web, in which a masked exe­cu­tioner says the group is killing Sot­loff in retal­i­a­tion for U-S air strikes against the group in Iraq. Pres­i­dent Obama says the U-S plans to build a regional alliance against the group.…