At least eight people have been killed in an attack by a group of armed men in the eastern Kenyan town of Garissa.

BBC: Eight killed in gun attack in Kenyan town of Garissa

Tebbutt was abducted from a safari lodge in the popular Kenyan tourist town of Lamu in September.

CNN: Somali pirates release British hostage

Next week, the Kenyan Prime Minister will be in town to sign a new comprehensive border security deal.

WHITEHOUSE: Press Briefing

There have also been mass arrests of ethnic Somalis, particularly after three Kenyan soldiers were shot dead last month in the town of Garissa, not far from Dadaab.

BBC: Kenya orders Somali refugees to go to Dadaab

On Tuesday, two Kenyan police officers were shot and seriously wounded in the border town of Liboi.

BBC: Kenyan soldiers in Liboi (file photo)

Several passengers who suffered serious injuries were taken to hospital in Kericho town, which is located about 230km (140 miles) north-west of the Kenyan capital, Nairobi.

BBC: Kenyan bus collision kills 100