At least three people have been killed and close to 20 injured in a rocket-propelled grenade attack in Egypt’s North Sinai province
The assault, carried out by suspected Muslim militants on the road to El Arish, targeted a bus carrying workers to a cement factory.
Police say a “terrorist group” had intended to hit a security vehicle, but missed and hit the bus.
Hardline Islamist groups in the region that borders Israel and the Gaza Strip have stepped up attacks against police and the military over the past two years.
The radical groups are exploiting the power vacuum in the area since the toppling of Hosni Mubarak in 2011.
As the turmoil in Egypt shows no sign of abating, the interim government began the process swearing in ministers, including Mohammed El Baradei as vice-president.
US Deputy Secretary of State William Burns is due to hold talks with the army-backed government later today. It is the first visit of a senior US politician since President Mohammed Mursi was ousted on July 4.