A Texas man, Steven Mark Chaney, convicted over 25 years ago, in part by bite mark evidence and testimony that there was a “one to a million” chance that the bite marks belonged to another individual, has been released from prison. Under a Texas statute passed in 2013, prisoners can seek habeas relief if advancements in science undermine the evidence used against them; since 1990, bite mark evidence has been widely discredited. Read more about Chaney’s case and bite mark evidence here.