Those don't seem _different_, as such; just a clarification. "We don't think [X] happened, but we'll have to confirm" followed by "We checked, [X] did not happen" isn't a particularly unreasonable stance.
Disagree - “Musk or any family member” vs “Musk” are fundamentally different - the first implies none of his family was present. The second could be seen as “we discovered a family member of musk was present, but musk was not”