A fight with guns and knives erupted between two families today in the area of Omraneya as a result of a financial disagreement, leading to several injuriesfrom both sides. Those involved were arrested and the prosecution office is currently investigating the case. Sources say that all 13 people are suffering from severe injuries. Omraneya, the lower-middle case district in the pyramids district of Cairo, witnessed clashes between residents and anti-riot police last week over a government moratorium on construction of a Christian community centre.