[shadowgovt]

The easiest way for them to answer it is not to answer it.

They're an American company and can choose to justify fact-checking only the US President if they want. It's not like hypocrisy has bothered them in the past; it clearly didn't bother them when the US elected a troll and they fixed the glitch of their own TOS suggesting he be banned from their service by modifying the TOS to have a carve-out for "newsworthiness."