The article doesn't really give enough information to say one way or the other if 10,000 men guarding the streets will do anything. They need to understand what is driving the increase in homicides i.e. gang related,drugs,etc. goesh mentioned COIN principles which have a lot of merit in LE. Maybe in this case one of Killcullen's 28 articles "The best things in COIN (change to Government) don't shoot back." LE can enforce the law but the long term issues that I suspect are under lying this issue can not be solved by LE. So as TV Detective Beretta used to say "Thats the name of that tune"