are. so he sey to stay below the radar screen. hard to defect. >> directions how to make a pressure cooker bomb published in a book pop blar anarchists bill in 1971. bill? >> bill: remarkable. jonathan hunt tonight from our newsroom in new york. thank you, jonathan. leaders from around the world descending upon london today for the funeral of the former prime minister margaret thatcher. ♪ ♪ [ applause ] before the funeral, a gun carriage carried her coffin to the streets of the british capitol to saint paul's cathedral, the site of today's service. there queen elizabeth sat in the front row and former vice president dick cheney among the dignitaries that gathered to remember britain's iron lady. thatcher was britain's first and only british prime minister. she served 11 years in that position. she died last week at the age of 87.