Question:  What man-portable, counter-radio-controlled improvised explosive device (IED) jammer was built by a corporation headquartered in Sparks, Nevada?
Sentence (from "Thor III"): The THOR III is man-portable, counter-radio-controlled improvised explosive device (IED) jammer built by Sierra Nevada Corp and employed by the U.S. Army, U.S. Marine Corps, and partnered Afghan National Army soldiers in Afghanistan.
Relevant evidence: Yes