Maya Foa has expressed concerns about the reliability of lethal injection. A recent execution has highlighted issues with this method. Christa Pike's execution is cited as an example of the problems with lethal injection.

Further details about Maya Foa's concerns and the Christa Pike execution can be found in the Chicago Tribune. The publication has reported on the breakdown of lethal injection as a method of execution.

More information on this topic is available from the source, which has discussed the implications of the Christa Pike execution.