Egyptians security officials say militants in northern Sinai have shelled a house near a security checkpoint, killing an entire family of five members inside it and wounding nine of their neighbors. The officials say the Tuesday morning attack happened in the restive town of Sheikh Zuweid in the Sinai Peninsula. They say the security checkpoint appeared to be the intended target. Medical officials said three children were among those killed. The wounded were taken to the town hospital for treatment. All officials spoke on condition of anonymity because they are not authorized to talk to reporters.