It's absolutely not a false equivalence. For starters, many people do die in police custody without being convicted But "kidnapping" does not require a threat

It's absolutely not a false equivalence. For starters, many people do die in police custody without being convicted But "kidnapping" does not require a threat of death to have a real impact on your life. If your choice is to "confess" to a minor crime with time served, or lose your job/home/etc due to being locked up without trial, it's a no brainer for many people to falsely "confess", and it's absolutely under duress