India, July 10 -- Former Homeland Security Secretary Kristi Noem has started divorce proceedings against her husband, Bryon Noem, according to comments made by her mother, Corinne Arnold, in an interview with the Daily Mail. Arnold said the couple had been facing difficulties for months and that Bryon had already moved out of their home in Castlewood, South Dakota. The development comes months after the Daily Mail published reports about Bryon's online activities, which drew widespread attention. Arnold said the situation ultimately led to the end of the couple's 34-year marriage.

Speaking to the Daily Mail, Corinne Arnold said she recently saw Kristi and Bryon together at a family birthday celebration attended by children and grandchild...