
** FILE ** Mourners carry the coffin of a man killed in a liquor store attack in Baghdad, Iraq, May 15, 2013. More than a year after the U.S. military left Iraq, the country is reeling from its most sustained violence since 2008. Over the last two months more than 1,200 people have been killed, raising fears the country is sliding back into chaos. (Associated Press)

** FILE ** President Obama talks about national security on Thursday, May 23, 2013, at the National Defense University at Fort McNair in Washington. Declaring America at a "crossroads" in the fight against terrorism, the president revealed clearer guidelines for the use of deadly drone strikes, including more control by the U.S. military, while leaving key details of the controversial program secret. (Associated Press)

** FILE ** President Obama talks about national security on Thursday, May 23, 2013, at the National Defense University at Fort McNair in Washington. Declaring America at a "crossroads" in the fight against terrorism, the president revealed clearer guidelines for the use of deadly drone strikes, including more control by the U.S. military, while leaving key details of the controversial program secret. (Associated Press)

** FILE ** President Obama talks about national security on Thursday, May 23, 2013, at the National Defense University at Fort McNair in Washington. Declaring America at a "crossroads" in the fight against terrorism, the president revealed clearer guidelines for the use of deadly drone strikes, including more control by the U.S. military, while leaving key details of the controversial program secret. (Associated Press)

**FILE** President Barack Obama talks about national security on May 23, 2013, at the National Defense University at Fort McNair in Washington. Declaring America at a "crossroads" in the fight against terrorism, the president revealed clearer guidelines for the use of deadly drone strikes, including more control by the U.S. military, while leaving key details of the controversial program secret. (Associated Press)

** FILE ** Mourners carry the coffin of a man killed in a liquor store attack in Baghdad, Iraq, May 15, 2013. More than a year after the U.S. military left Iraq, the country is reeling from its most sustained violence since 2008. Over the last two months more than 1,200 people have been killed, raising fears the country is sliding back into chaos. (Associated Press)

** FILE ** Mourners carry the coffin of a man killed in a liquor store attack in Baghdad, Iraq, May 15, 2013. More than a year after the U.S. military left Iraq, the country is reeling from its most sustained violence since 2008. Over the last two months more than 1,200 people have been killed, raising fears the country is sliding back into chaos. (Associated Press)

**FILE** President Barack Obama talks about national security on May 23, 2013, at the National Defense University at Fort McNair in Washington. Declaring America at a "crossroads" in the fight against terrorism, the president revealed clearer guidelines for the use of deadly drone strikes, including more control by the U.S. military, while leaving key details of the controversial program secret. (Associated Press)

** FILE ** President Obama talks about national security on Thursday, May 23, 2013, at the National Defense University at Fort McNair in Washington. Declaring America at a "crossroads" in the fight against terrorism, the president revealed clearer guidelines for the use of deadly drone strikes, including more control by the U.S. military, while leaving key details of the controversial program secret. (Associated Press)