I am sorry to do this publicly but it is no longer acceptable to ignore this situation.
This requires immediate attention, wrote Grimes.
This is urgent, Elon.
Elon Musk and Grimes, who have three children together.Jabin Botsford/The Washington Post/Getty Images; Matt Winkelmeyer/Getty Images
Grimes did not specify which of their three children was experiencing health problems.
Musk did not immediately reply to Grimes plea.
The same warning pop-up showed up when some users tried toquote the post.
In a followup post, Grimes defended her decision to address Musk online.
The baby would be the 13th known living child of Musks.
(His first son with ex-wife Justine Wilson died of SIDS at 10 weeks old in 2002.)
