Al-Shabab gunmen rampaged through a university in northeastern Kenya at dawn yesterday, killing 147 people in the group’s deadliest attack in the East African country. Four militants were slain by security forces to end the siege just after dusk.

Torrential rains and floods have hit up to 1.8 million people in the Horn of Africa, driving tens of thousands from their homes and threatening to trigger epidemics, UN aid bodies warned yesterday.