The Tohono O'odham Nation is grieving the death of a 20-year-old tribal member killed in action in Iraq. Pfc. Seferino Reyna, an Army combat engineer and father of two, died Sunday when his vehicle was hit by a homemade bomb near Taji, about 20 miles northwest of Baghdad. "This is a tragic loss for the Reyna family, and the entire Tohono O'odham Nation mourns," said Vivian Juan-Saunders, chairwoman of the nation. Reyna was the first O'odham member killed in Iraq. He is the 21st service member of American Indian or native Alaskan descent to die in Iraq or Afghanistan, according...