KABUL (Reuters) - Five Afghan prison guards and police and two prisoners have been killed in a jail break attempt by al Qaeda inmates and a shoot-out was going on with another two, a spokesman for the Interior Ministry said. Several police and prisoners were wounded in the ensuing siege of two prisoners holed up in a workshop inside the sprawling Soviet-era Pul-i-Charki prison compound on the southeast outskirts of Kabul... The prisoners killed by guards were Pakistani and Iraqi al Qaeda members who had been arrested in Kabul by Afghan security forces...