By Astrid MartinezAs of this Tuesday – 2,112 members of the U.S. military have died in Afghanistan. The majority were men in their early 20s.Many of those men leave behind wives who never imagined they would find themselves widows at a young age.27-year-old Elizabeth Berrien felt broken after burying two of her loved ones."Back in 2009 I lost my husband overseas," said Elizabeth. "He was on his...