BBC News with Marion Marshall

Forces of Libya's interim authority, the NTC, say they've raised the country's new flag over Bani Walid after securing control over almost all of the town from Gaddafi loyalists. The NTC's military spokesman Ahmed Bani told reporters in Tripoli that 90% of Bani Walid had been liberated. NTC forces are struggling to overcome loyalists still

holed up

in Sirte. From Tripoli, Caroline Hawley reports.

It's taken several weeks, but fighters loyal to the new Libyan authorities have now

pushed their way

into the centre of Bani Walid, firing their guns in the air in celebration. It's not clear what's happened to the pro-Gaddafi forces, who'd resisted their advance for so long. Reports said they deserted their posts and abandoned their uniforms, but they could still pose a threat. Bani Walid has been one of the last strongholds of support for Muammar Gaddafi, but it's his hometown Sirte that is the real prize for the new authorities.

The Somali Islamist

insurgent

group al-Shabab has called on Kenya to withdraw its troops from Somalia immediately in order to avoid what it called bloody battles. Kenyan trucks, tanks and hundreds of troops are now reported to be about 80km inside Somalia after moving in at the weekend. Will Ross reports from Nairobi.

In a statement, al-Shabab warned Kenyans not to let what it called the flames of war

spill over

into their country. Al-Shabab called on the Kenyan public to urge their government to immediately withdraw troops from Somalia. The Islamist insurgent group denied that it was behind the recent