Following a two year decline, law enforcement fatalities in 2010 spiked to 162. This was an increase of nearly 40 percent compared to last year, when 117 officers were killed in the line of duty. Preliminary data from the National Law Enforcement Officers Memorial Fund show that for the 13th year in a row, traffic fatalities were the leading cause of officer fatalities, with 73 officers killed in the line of duty—an increase of 43 percent from 2009. read the entire article http://www.nleomf.org/assets/pdfs/reports/2010_Law_Enforcement_Fatalities_Report.pdf