Mumbai: Police have launched an exercise to collect licensed arms in the city ahead of Maharashtra Assembly polls due on October 15, a drive which has led to many weapons being surrendered so far even as it cracked down on people with criminal antecedents. police have arrested 13 persons. <br /> <br />For more videos go to http://www.youtube.com/gujarattv9 <br />Like us on Facebook at https://www.facebook.com/tv9gujarati <br />Follow us on Twitter at https://twitter.com/Tv9Gujarat <br />Follow us on Dailymotion at http://www.dailymotion.com/GujaratTV9 <br />Follow us on Pinterest at http://www.pinterest.com/tv9gujarati/pins/