Those critics are drumming up unnecessary fear.
The only ones released are people who are determined to be low risk.
Such as children and families, or single mothers with kids etc.,
They are unlikely to commit crimes.
The other is the credible fear screening I spoke about a while ago.
Only the ones who pass credible fear screening, and who are determined to be low risk, are allowed to be released from immigration detention.
The rest are either kept in detention or they are sent back.
I bet they are not catching and releasing single men, with face tattoos and a sketchy history.
Also even if they are undocumented they are unlikely to offend. Here is a report from the NIJ (the DOJ's R&D agency)
An NIJ-funded study examining data from the Texas Department of Public Safety estimated the rate at which undocumented immigrants are arrested for committing crimes. The study found that undocumented immigrants are arrested at less than half the rate of native-born U.S. citizens for violent and...
nij.ojp.gov
An NIJ-funded study examining data from the Texas Department of Public Safety estimated the rate at which undocumented immigrants are arrested for committing crimes. The study found that undocumented immigrants are arrested at less than half the rate of native-born U.S. citizens for violent and drug crimes and a quarter the rate of native-born citizens for property crimes.