Clashes have escalated between Sudan and South Sudan in recent days following Sudan airstrikes targeting the South and the latter seizing the disputed oil-rich region of Heglig.

CNN: STORY HIGHLIGHTS

Health Minister Steve Ladyman looks the most vulnerable of the Labour MPs with a majority of 1, 792, but he could be helped by the fact that UKIP are targeting the Thanet South seat and their leading light Nigel Farage could take away Tory support.

BBC: SERVICES

But this year is also shaping up to be among the deadliest: nearly 200 people were killed in two separate bombings targeting Shias in the south-western city of Quetta in January and February.

BBC: Pakistan bomb: Karachi standstill after Shias attacked