Afghan Government Postpones Voting in Kandahar

The killing of a regional police chief in Afghanistan has prompted the Afghan government to postpone key elections in the southern province of Kandahar.
Dr Mujib Rahman Rahimi is a government spokesman.

Also in the programme: we have a special report from Newshour's James Coomarasamy in Wisconsin ahead of the US mid-term elections. And heading off to Mercury - it'll take seven years to travel nine billion kilometres.