His story that dogs tripped Gloria Satterfield, causing her to fatally hit her head at his South Carolina property, was used for insurance money, his attorneys said.
DailyMail.com questioned Richard Buster Murdaugh, 26, on whether he supports his father Alex, who is awaiting trial for the murder of his wife and younger son.
Palmetto State Bank CEO Russell Laffitte, an associate of disgraced former lawyer Alex Murdaugh, has been indicted on charges that he helped Murdaugh launder and misuse funds.
Alex Murdaugh arrives for his bond hearing on charges of killing his wife and son dailymail.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailymail.co.uk Daily Mail and Mail on Sunday newspapers.
Maggie Murdaugh, 52, and son Paul, 22, were shot dead near dog kennels at their Moselle, South Carolina home last June in a mystifying crime that marked the beginning of the end for the family.