LUBBOCK -- Less than two years ago, Roy Velez got the worst news a father could get: His oldest son was dead, killed during combat in Iraq. This week, his pain only deepened with news that his youngest son had died in Afghanistan. Military officials notified the Velez family Tuesday of the death of Army Pfc. Andrew Velez, 22. His brother, Army Spc. Jose A. Velez, 23, died in November 2004 in Fallujah when his unit came under fire while clearing an enemy stronghold. "I can't be angry. I feel like my heart's been pulled out," Roy Velez said Tuesday....