Attorneys for Joseph Corcoran are turning to federal court to try to save him from the death penalty. The Fort Wayne man is scheduled to die by lethal injection before sunrise on Wednesday, Dec. 18. His attorneys claim he is seriously mentally ill and unable to understand the severity of his crimes. Indiana's last execution happened on Dec. 11, 2009. Matthew Wrinkles died by lethal injection for killing his estranged wife, her brother and a sister-in-law in Evansville in 1994. Eight men currently sit on Indiana's death row. But there have been no executions for 15 years because the Indiana Department of Correction could not acquire the drugs needed for lethal injection. That changed in June, when DOC found a supplier. MORE: https://www.wthr.com/article/news/crime/indiana-first-execution-in-15-years-now-1-week-away-joseph-corcoran/531-1708882d-b7ac-4ef7-a27f-33cfd6eb9d13