‘Duck Dynasty’ star opens up about wife’s affair, says marriage ‘doesn’t have to end’ after betrayal

Al Robertson doesn’t believe a marriage always has to end after an affair.

The eldest son of Phil and Miss Kay Robertson of "Duck Dynasty" fame is joining his wife, Lisa Robertson, to confront their painful past in a new Lifetime film premiering Saturday titled "Faith & Forgiveness." The movie reveals how Lisa became involved in an extramarital relationship 15 years into their union — and how their faith ultimately restored their relationship.

"When unfaithfulness happens in a marriage...