Cull chicks with Mareks?

[BlackBrookPoultry]

I have a 3 week old chick here showing signs of Mareks. I'm wondering if I should cull that chick and all the others it has been in the brooder with. Is this going to be an ongoing problem if I keep these birds?

 

[Miss Lydia]

Hi thought you might want this information before you decide to cull, https://www.backyardchickens.com/forum/viewtopic.php?id=332950