Sinai attacks: Deadly bombing hits Egypt tour bus
A bomb attack on a tourist bus in the Sinai peninsula has killed at least three South Korean tourists and an Egyptian driver, officials have said.
A number of South Koreans were also hurt in the attack, which came as the bus was preparing to cross into Israel.
Security sources said the bus was hit by a car bomb or roadside bomb. No-one has admitted carrying out the attack.
Mariko Oi reports.