Lawyers

• Obama orders U.S. air strikes in Syria against Islamic State

  President Barack Obama told Americans on Wednesday he had authorized U.S. air strikes for the first time in Syria and more attacks in Iraq in a broad escalation of a campaign against the Islamic State militant group.

• U.N. accuses Islamic State of mass killings

  The United Nations condemned on Monday "appalling, widespread" crimes by Islamic State forces in Iraq, including mass executions of prisoners that could amount to war crimes.