debate that sunder way right now in british parliament over president trump s upcoming state visit to the uk. the date has not been set but the invitation was extended by the british prime minister on behalf of the queen. let s take you live to parliament. the debate was triggered after a petition to prevent trump from receiving a state invitation garnered over a million signatures. cnn s fred pleitgen joins me. what have we heard there? reporter: some fiery debates have gone on inside parliament, both sides trading barbs in the parliament. outside you have this big protest going on with people saying they want a state visit by president trump to not take place. it s really interesting, when you speak to the protesters who