Jakob Ingebrigtsen has confirmed on Instagram and youtube that he has had achilles surgery in California.
There was another thread last week where people were speculating he might need surgery. That thread is here:
Announcements from Jakob below:
https://www.letsrun.com/forum/flat_read.php?thread=14015556
Post from other thread. UPDATE:
He just posted in insta confirming he has surgery. Is indeed in a boot.