Kenya stand-off: Key moments and eyewitnesses

Kenyan authorities appear to have launched an assault on the Westgate shopping complex in Nairobi, in an attempt to end a stand-off which has lasted for three days.

The official death toll now stands at 62, with more than 170 injured since the attack began on Saturday.

Eyewitnesses have been telling their versions of what happened, and footage has emerged from both inside and outside the building as events unfolded.