Nearly half of new recruits who’ve arrived for training at the Federal Law Enforcement Training Center over the past three months were later sent home because they couldn’t pass the written exam, according to the data. The academic requirement includes an exam in which officers are allowed to consult their textbooks and notes at the end of a legal course on the Immigration and Nationality Act and the Fourth Amendment, which outlines when officers can and can’t conduct searches and seizures.

A slightly smaller group were dismissed because they failed the physical fitness test or had medical challenges; some of those sent home had made it clear on their applications that they couldn’t meet ICE’s physical requirements but were sent to training anyway

Federal Law Enforcement Training Center in Georgia from 13 weeks to eight. The training was later shortened to six weeks

Immigrants with no criminal record are now the largest group in US immigration detention