At least 10 cars have been involved in a major crash near the end of the Daytona track race in Florida, ESPN reported. It is not yet known whether any spectators were injured in the incident.
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The 53-year-old received the accolade for services to drama from the Duke of Cambridge at Buckingham Palace on Tuesday.
A car bomber reportedly staged a suicide attack near a busy marketplace in Tuz Khurmatu, around 120 miles north of Baghdad.
Zimbabwe's President Robert Mugabe has resigned, ending his 37-year rule of the country.