BRUSSELS, Belgium (AP) -- A former professional soccer player who joined al-Qaida was convicted Tuesday of plotting to blow up a U.S. military base believed to contain nuclear weapons in the first verdict in a trial of nearly two dozen alleged militants. Nizar Trabelsi, a Tunisian who once played soccer in Germany, was given the maximum sentence of 10 years in prison. He had admitted planning to drive a car bomb into the canteen of the Kleine Brogel air base, where 100 U.S. military personnel work. Another Tunisian-born suspect, Tarek Maaroufi, was sentenced to six years for his involvement in...