I think NOQ Report has quite a scoop here.Nah, it's been known since October that the interviews took place.
A "for instance"...even though Ukraine was not mentioned specifically...Trump says ‘investigate the investigators’ as Durham probe touches off new war in Congress
The team “is gathering information from numerous sources, including a number of foreign countries. At Attorney General Barr’s request, the president has contacted other countries to ask them to introduce the attorney general and Mr. Durham to appropriate officials,” Justice Department spokeswoman Kerri Kupec said last month.
Read this well...
Barr and Durham ask UK, Italy, and Australia to help investigation of Mueller origins
“While the Attorney General has yet to contact Ukraine in connection with this investigation, certain Ukrainians who are not members of the government have volunteered information to Mr. Durham, which he is evaluating,” Kupec said last week. Lot's more out there if you just look around.