| CNN.com delivers up-to-the-minute news and information on the latest top stories, weather, entertainment, politics and more. | Tropical storm forms in Caribbean | | Tropical Storm Cristobal formed early Sunday in the Caribbean, having strengthened from a tropical depression, the National Hurricane Center said. |
| Britain close to ID'ing ISIS killer | | "We are close" to identifying the ISIS militant who beheaded journalist James Foley, the British ambassador to the United States, Peter Westmacott, told CNN on Sunday morning. |
| Sources: Rebels free American | | American Peter Curtis, who was held hostage by Islamist rebels in Syria, was released Sunday, two U.S. law enforcement officials tell CNN. |
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