A white Chicago policeman who shot a black teenager to death was charged with murder on Tuesday in a prosecution hastened in hopes of averting renewed racial turmoil over the use of lethal police force that has shaken the United States for more than a year.
Iran's Supreme Leader Ayatollah Ali Khamenei on Tuesday accused the United States of trying to divide Iraq along sectarian and ethnic lines and urged Iraqis to withstand any such plans.
Since last month, U.S. warplanes have struck Islamic State's oil infrastructure in Syria in a stepped-up campaign of economic warfare that the United States estimates has cut the group's black-market earnings from oil by about a third.
Turkish fighter jets shot down a Russian warplane near the Syrian border on Tuesday after repeated warnings over air space violations, but Moscow said it could prove the jet had not left Syrian air space.
