Political police officers from SEBIN stand guard at the SEBIN headquarters where American Joshua Holt is being held in Caracas, Venezuela, Thursday, May 17, 2018. The Utah man imprisoned for two years without a trial is making an emotional plea for Americans' help getting out of a Caracas jail, saying Wednesday in a clandestinely shot video that his life was threatened during a riot in the country's most-notorious prison. (AP Photo/Fernando Llano)
Political police officers from SEBIN stand guard at the SEBIN headquarters where American Joshua Holt is being held in Caracas, Venezuela, Thursday, May 17, 2018. The Utah man imprisoned for two years without a trial is making an emotional plea for Americans' help getting out of a Caracas jail, saying Wednesday in a clandestinely shot video that his life was threatened during a riot in the country's most-notorious prison. (AP Photo/Fernando Llano)
Political police officers from SEBIN stand guard at the SEBIN headquarters where American Joshua Holt is being held in Caracas, Venezuela, Thursday, May 17, 2018. The Utah man imprisoned for two years without a trial is making an emotional plea for Americans' help getting out of a Caracas jail, saying Wednesday in a clandestinely shot video that his life was threatened during a riot in the country's most-notorious prison. (AP Photo/Fernando Llano)