An Islamic State video purporting to show the beheading of Steven Sotloff, a US journalist abducted by the group, is released.
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- Waiting for water in debt-hit Detroit02:30
- California's new gold rush02:51
- Giant waves sweep California coast00:41
- TV crew member killed filming robbery02:11
- Taps run dry amid California drought02:29
- Girl, nine, shoots gun tutor dead01:30
- Freed journalist 'overwhelmed'01:36
How the shooting of a black unarmed teenager sparked days of unrest and made a nation look at itself.
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