GAZA, July 27 (Xinhuanet) -- Israeli troops stationed at a main roadblock in the central Gaza Strip opened fire at Palestinian traffic and seriously wounded a Palestinian passenger, witnesses and medical sources reported Wednesday.

    Medics at Nasser Hospital in the city of Khan Younis said a 23-year-old Palestinian man was shot in the abdomen and was in serious condition.

    Witnesses said Israeli soldiers had closed the roadblock for two days and hundreds of Palestinian cars were trapped, creating a severe traffic jam.

    According to an interior ministry statement, the soldiers opened the roadblock Wednesday afternoon and allowed the Palestinian traffic to pass through.

    In another development, dozens of Israeli soldiers stormed the building of a Palestinian flour mill at a crossroad that leads to the settlement block of the Gush Katif in Gaza, Palestinian security sources reported.

    Ihasan el-Farra, chief of the flour mill told reporters that the soldiers did not say why they stormed the building. Enditem