Why isn’t this a crime, where’s all the media,and why are they still here?

“Burn, Burn U.S.A.,” Muslims Chant While Burning U.S. Flag
Angry Muslims protest the Terry Jones “Burn a Quran Day” by burning the United States flag, and chanting “Burn, Burn U.S.A!” on September 11th

 

Alright, just a thought if they hate the freedoms the United States and other countries have offered. Why is this allowed? Why are they still here? Why must we be made to be in fear because they may retaliate if there 'Holy Book" is burnt?