from cairo, 0rla guerin reports.obbed of life, on their way to an ancient monastery, the broken windows and scattered belongings testament to an attack that was merciless and highly coordinated. there were multiple gunmen, who escaped across the sands in three off—road vehicles. relatives of the dead told the bbc the authorities should be doing more to protect christians, who are obviously at risk. this was the scene just last month, after church bombings in northern egypt. a nationwide state of emergency was announced, and security was stepped up. but many coptic christians say the authorities provide more lip service than proper protection. dozens of church—goers have been killed in recent months by the so—called islamic state. it says that christians are its favourite prey, and has vowed to keep up the attacks. and, as well as the new threat from is, many believers here complain of an older problem — discrimination. among members of egypt's christian community, the largest in the middle east, there is anger and fe