Government
San Antonio Express-News Senior Reporter Sig Christenson discusses the history of the invasions of Iraq and Afghanistan, as well as the anniversary of the death of 31-year-old Army Sgt. 1st Class Nathan Ross Chapman of San Antonio, killed by hostile fire on Jan. 4, 2002. Find more of Sig Christenson's coverage of military issues at https://www.expressnews.com/author/sig-christenson/.