The note on the walls of the boat where Dzhokhar Tsarnaev was found reportedly gives Boston bombing investigators both a confession and a motive: retribution for US wars in Iraq and Afghanistan.
Afghan insurgent group Hizb-e-Islami claimed responsibility for the attack, saying it plans further attacks against foreign troops.
After 14 years, Nawaz Sharif is back at the helm in Pakistan. The nuclear-armed country faces a welter of problems, from terrorism to tensions with Afghanistan, India, and the United States. To move Pakistan forward, Mr. Sharif must focus on three priorities.