Mary Ellen's family makes a public plea for help. The US Marshals meet a relative of Lester Eubanks' who appears ready to help. And we make an unexpected discovery. Could an oil painting hold important clues to Lester's whereabouts?

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"Have You Seen This Man?" is produced by the award-winning ABC News Investigative Unit and ABC Audio, the makers of the #1-rated "The Dropout" and "A Killing on the Cape" podcasts as well as the award-winning daily news series "Start Here." For more: http://www.abcnewspodcasts.com and http://www.abcnews.com/thisman

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