(KUNA) -- Seven Palestinians were injured Wednesday after a bomb exploded at a house in Al-Zaytoon neighborhood located in Gaza city. Eyewitness said that the explosion targeted a HAMAS official's house which was devastated by the bombing. Medical teams rushed to the house to transfer the injured to nearby hospitals while security forces began their investigations of the incident.Meanwhile, clashes between HAMAS and Fatah activists occurred today in Ibsan Alkabira village and caused the death of a child and the injury of four civilians. The village witnessed in the past couple of months several clashes between the supports of the two Palestinian groups which led to the deaths and injuries of scores of people.