A judge granted a request to delay the execution of a man scheduled to become the first person in the U.S. put to death for a murder conviction tied to a diagnosis of shaken baby syndrome.

A Texas man whose execution was called off at the last minute is to testify on Monday before state lawmakers looking into his controversial conviction in a "shaken baby syndrome" case.Texas lawmakers have ordered Roberson,

On Monday, Robert Roberson is set to testify before a committee of the Texas Legislature — the first time a person on death row has had such an opportunity. Roberson was set to be executed Thursday, but the evening before the Texas House Criminal Jurisprudence Committee voted 7-0 to subpoena him to appear before the panel.