can I ask you where you have seen news that Al Quaida has asked ISIS to stop their barbaric actions... not doubting you but seriously would like to see the report on this... I am appalled by it all.
It was my old man that told me mate, I can only presume that as there killing fellow Muslims then they have called for it to stop. I'll try and find out where his exact source come from through
Here is an article reporting their attempts: http://news.sky.com/story/1347412/even-al-qaeda-tried-to-free-alan-henning