roland burke, bbc news, tokyo. >> still to come on "gmt," on the road that in the taliban stronghold known as afghanistan's of valley of death. riot police are out in force this week to protect a theater troupe in paris that is putting on a play that has been judged to be blasphemous by many catholics. >> outside of a theater, by the shores of this river, traditional catholics hold a prayer vigil. they are protesting against a play that they say blasphemes against their religion. it is an odd, nihilistic work. the set is covered in hamburger buns. there are a series of monologues against consumerism and christianity. whatever the merits and demerits, it is clear that it is a popular play. look at the queue of people behind me. what is not deniable is that the play has bravely offended many roman catholics. phrases like -- the aids messiah -- shocking many church trip -- churchgoers. apart from the police, there is a small group of young traditionalists. critics say that these people have links to the far right and are a threat to free speech. >> these are lies of civilization. they d