The son of a man dead back he opened blaze at a Las Vegas courthouse has been taken into aegis in Tennessee afterwards aggressive to draft up the federal architecture in Memphis, the U.S. Marshals Service said Thursday.The arch agent for the law administration agency, Jeff Carter, said that agent marshals took Richard Earl Nelson into aegis Wednesday night in western Tennessee.An arrest accreditation had been issued for Nelson because of the declared threats and a abuse of his acquittal in addition case, Carter said.Carter said Nelson is the son of Johnny Lee Wicks, the 66-year-old ex-convict dead in a gun action in the federal architecture in city Las Vegas beforehand this month.Nelson, 37, was apprehension balloon on federal weapons violations, marshals said in a account release.According to a address filed Wednesday in U.S. District Court in Memphis, a pretrial casework administrator said Nelson "has displayed acrimony in contacts with his authoritative administrator by phone, in being and by articulation message.