Why? Its simply because Malegaon is a hotbed of 'Jihadi Terror' for them. It is the place where terrorists take shelter, intelligence officers write in their reports. Muslims don't know the art of co-existence. Wherever are they, they are violent and are fighting with others, in former prime minister Atal Bihari Vajpayee's words.
http://ummid.com/news/2011/November/29.11.2011/corruption_in_malegaon.htm
http://ummid.com/news/2011/November/29.11.2011/corruption_in_malegaon.htm