28
Feb
This is a massive undertaking," Tim Tretheway said. Tretheway, 50, is the chief officer on Africa Mercy, the newest hospital ship of the Texas-based Christian-charity organization Mercy Ships. He has spent the past two years working on, in and around the 499-by-69-foot former rail ferry as it underwent a $62 million refit in Newcastle, England. It took Mercy Ships six…
