How to say muslims are involve,u know couse of this situtation? friend evevry time police and media and some political party blame to muslims terrarism, why not go for fact investigation, if u have go investigation with biased and u r own percepation, can not do right, and evevry time can not reach actual, firstly go invesigation on fact position and search curpit people who is behind this, he may be from any religion.