An antibiotic is a substance that slows down or stops bacterial growth. There are a variety of antibiotics. Not all antibiotics work on every bacteria. Therefore it is important to know which antibiotics are most effective against bacteria.
Canadian Sniper's World Record Kill. Former Canadian Forces Sniper Rob Furlong discusses his world record shot of 2,430m in Afghanistan during Operation Anaconda in 2002 and his subsequent treatment by the military. Also includes some reporting from the Canadian Forces sniper school. Broadcast on CBC Sunday Report on September 9, 2007.
In his book, American Sniper, Kyle describes his longest successful shot: in 2008, outside Sadr City, he killed an insurgent sniper aiming at other members of the US military with a straight-up luck shot from his McMillan Tac-338 sniper rifle from about 2,100 yards (1,920 m) away.