Robert Roberson sits on death row in Texas. The man largely responsible for putting him there is Brian Wharton who now says Roberson is innocent.

Robert Roberson has been on Death Row in Texas for more than two decades after he was convicted of the murder of his toddler daughter, but a group of legislators have made a plea for clemency.

Death row inmates in five states have been put to death in the span of one week, an unusually high number of executions that defies a yearslong trend of decline in both the use and support of the death penalty in the U.S.

Robert Roberson has been on death row for more than two decades after being convicted of murdering his young daughter - but lawmakers believe he may be innocent