With rare access to El Salvador’s most secure prisons, we explore the dark side of President Bukele’s gang crackdown. President Nayib Bukele introduced a state of emergency in El Salvador, using it to dismantle the violent gangs that had terrorised the Central American country for decades. Thousands of alleged gang members have been rounded up and locked away, many of them in CECOT, a huge, purpose-built high-security prison....