FBI arrests father and son shortly after the younger man returns from overseas, where he allegedly trained at an Al Qaeda camp. Lodi, CA – FBI agents have arrested a man and his father after the son allegedly admitted attending Al Qaeda training camps in Pakistan that taught participants "how to kill Americans," federal authorities said Tuesday. In a case that was still unfolding, officials confirmed that Hamid Hayat, 23, and his father, Umer, 47, were taken into custody Sunday. Authorities said late Tuesday that they were still trying to determine whether the arrests represented the discovery of a small...