Article Photos: Security boosted at US sites after Libya attack



A security detail directs traffic in front of the U.S. Embassy in Manila, Philippines on Thursday Sept. 13, 2012. Manila police tightened security in the area following an attack that killed the U.S. ambassador and three other Americans in Libya. (AP Photo/Aaron Favila)

A security detail directs traffic in front of the U.S. Embassy in Manila, Philippines on Thursday Sept. 13, 2012. Manila police tightened security in the area following an attack that killed the U.S. ambassador and three other Americans in Libya. (AP Photo/Aaron Favila)