Skip to content

FILE - In this Monday, March 17, 2014 file photo, two joggers wearing protective masks run past a police officer controlling a vehicle on the Concorde square in Paris. Air pollution kills about 7 million people worldwide every year according to a new report from the World Health Organization published Tuesday March 25, 2014. The agency said air pollution triggers about 1 in 8 deaths and has now become the single biggest environmental health risk, ahead of other dangers like second-hand smoke. (AP Photo/Remy de la Mauviniere, File)

FILE - In this Monday, March 17, 2014 file photo, two joggers wearing protective masks run past a police officer controlling a vehicle on the Concorde square in Paris. Air pollution kills about 7 million people worldwide every year according to a new report from the World Health Organization published Tuesday March 25, 2014. The agency said air pollution triggers about 1 in 8 deaths and has now become the single biggest environmental health risk, ahead of other dangers like second-hand smoke. (AP Photo/Remy de la Mauviniere, File)

Featured Photo Galleries

1903-Springfield

Best combat rifles of all time

A combat rifle is a military service rifle that fires a full-power rifle cartridge, a mainstay of every modern army in the world. See the best combat rifles ever made.