Update 1: This story has been updated to include additional comments from Phil Robertson.

Update 2: This story has been updated to include comments from U.S. President Donald Trump.

Otto Warmbier’s parents on Friday issued a statement apparently taking issue with remarks from U.S. President Donald Trump who said he believed North Korean leader Kim Jong Un had no knowledge of their son’s death.

Fred and Cindy Warmbier’s Son Otto was held captive for 17 months in North Korea and eventually returned in a coma, he died shortly after getting back to U.S. soil.

“We have been respectful during this