article_snippet: Western forces had tracked stone Bin Laden down to the region and consistently targeted the region with air strikes.
article_snippet: In that month, Tora Bora endured one of the most punitive bombing campaigns in history.
article_snippet: In just three days, from December 4 to 7, bombers dropped some 700,000lb of explosives on Bin Laden positions - the equivalent of two nights' worth of RAF raids over Berlin during World War II.
article_snippet: In 2005, a US special forces Chinook helicopter was shot down in Kunar, killing all 16 personnel on board.
article_snippet: The 10-year search for him ended on May 2 2011 when him was killed during a Navy Seal operation in Abbottobad.