From your link:
“One of the guards gave me a copy of the New Living Translation Bible. So I found that to be about the best book there was. So I read,” Wells said. “I read it several times because what else was there really to do? I was in 23-hour lockdown for my safety, they say.”
…
Wells told News Channel 11 that their three older children were in touch with his wife, Candus, while he was in jail. We asked if something changed when he was released.
“The only thing that changed is suddenly I wasn’t, we weren’t allowed to contact them at all,” he said.
HAWKINS COUNTY, Tenn. (WJHL) — Donald Wells spoke on camera for the first time since he was released from jail three months ago. An Amber Alert for his daughter, Summer Wells, remains active 19 mon…
www.wjhl.com
So it seems that Candus was able to speak to the boys until Don was released from jail. DCS isn’t likely to explain the status change any time soon but IMO there’s a reason why they don’t want him to communicate with the boys. We can only guess and maybe it’s because DCS is flawed but why then would they allow the mother to contact the boys? Puzzling.