Kenya train crashes into homes in Nairobi's Kibera slum..

Scores of people are trapped in their homes, Kenya's Red Cross has tweeted

Several people have been injured after a freight train crashed into homes in the sprawling Nairobi slum of Kibera, reports from Kenya say.

The train is reported to have derailed while passing through the slum - one of Africa's largest - on Sunday morning.

Kenya's Red Cross has tweeted to say scores of people are feared trapped in their damaged homes.

Teams from the Red Cross and St John Ambulance are helping with the rescue effort.

A number of people have been taken to the nearby Kenyatta National Hospital.

Reporters at the scene say the rescue effort is being hampered by large numbers of people that have gathered at the scene.