With only a couple weeks to go, 2013 is shaping up to be the safest year for police officers since the 1950s.

According to the National Law Enforcement Officers Memorial Fund, 97 police officers have died on the job so far this year. That's down 15 percent from this time last year. And last year, 120 cops died, the lowest raw number since 1959. If you look at the rate of fatalities -- cops who died as a percentage of cops on duty -- we're looking at the safest era for cops in over a century....