Unable to find a suitable replacement for McClendon, Chesapeake board has been forced to name long-time Chief Operating Office Steve Dixon to serve as interim chief.

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Friends who have known each other for decades, or siblings who get along well and are comfortable spending long periods of time with one another, would also be suitable for this sort of situation, said Jason Kring, assistant professor at Embry-Riddle Aeronautical University, who is not involved with the mission.

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He said the Ohio Department of Rehabilitation and Correction needed more time to finish updating its protocols for dealing with long delays in finding suitable veins on inmates, Associated Press news agency reported.

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