5 December 2011
Last updated at 12:44 ET
Iran's military claims to have shot down a US drone, as Nato-led forces say it may be a craft that was lost over western Afghanistan last week.
Philadelphia tackles teenage 'flash mob' gang violence with city centre curfews and young people banned from going out at night. NEWSBEAT
An 11-year-old US boy was stunned to get a reply to his message in a bottle from Portugal's Azores Islands - via the more reliable means of email.
US Republican Herman Cain says he is suspending his campaign for the presidential nomination, in the wake of allegations of an extra-marital affair.
The Israeli government orders adverts that urge Israelis in the US to return home to be pulled amid outcry from the American Jewish community.
North America editor
Washington Correspondent, BBC World News America
Amazing images. Grt break from politics! RT Antarctic's hidden world revealed - http://t.co/EPdqweO7
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