Latest "Twitter" stories
The threat appears to be connected to a far-right conspiracy theory, mainly promoted by supporters of QAnon, that Trump will rise again to power on March 4.
A tweet from the official Marine Corps Twitter account has drawn questions because of a decision to disable reader comments.
By Philip Athey
The change to gender-neutral language reportedly reflects the fact that women can now serve in the elite unit.
Since deleted after a call from Military Times, the Tweet, posted Tuesday night, hit a sour note among some social media users.
By Howard Altman and Leo Shane III