SINAI, March 10 (Aswat Masriya) Unidentified gunmen targeted buses, carrying conscripts on the Arish-Rafah Road in northern Sinai, with RPGs on Monday, a security source said. 

The source added to Aswat Masriya that the gunmen missed their target and no one was injured in the attempt. 

Security forces chased the assailants and shot live bullets at them.  

Attacks on security forces have increased since the ouster of Islamist President Mohamed Mursi in July.