 On May 29, 2010, Celis-Acosta was detained in Lukeville, Arizona with 74 rounds of ammunition and 9 cell phones.He was then released by the chief ATF investigator on Fast and Furious, Hope MacAllister, after he promised to cooperate with her to find two specific Sinaloa cartel associates.After the redetention and arrest of Celis-Acosta in February 2011, the ATF learned that the associates they were after were FBI/DEA paid informants, and one of them was Celis-Acosta's financier.