WASHINGTON - All of America should join me in mourning the death Monday of Sgt. 1st Class David J. Salie. Sgt. Salie was killed on Valentine's Day on a mean street in the Iraqi city of Baqouba, and I'm grieving the loss of my friend along with his wife, Deanna, and their three children. I met David Salie in 1995 in the town of Mirabalais in Haiti. He was a tall, lanky, three-stripe buck sergeant. His battalion had been sent up from Port au Prince, the capital, to do some patrolling with the Special Forces A Team that I was...