Cpl. Dustin J. Lee, military police working dog handler, takes a break with his K-9 partner, Lex, during operations in Iraq in 2007. Lee was killed and Lex was wounded in a 73 mm rocket attack, March 21, 2007. Later that year, Lex was adopted by Lee’s parents, Jerome and Rachel. - Cpl. Dustin J. Lee, military police working dog handler, takes a break with his K-9 partner, Lex, during operations in Iraq in 2007. Lee was killed and Lex was wounded in a 73 mm rocket attack, March 21, 2007. Later that year, Lex was adopted by Lee’s parents, Jerome and Rachel.