who now hosts prairie home companion?
Mandolin Virtuoso Chris Thile Takes Over As 'A Prairie Home Companion' Host11:00. Chris Thile at the Fitzgerald Theater in St. Paul, Minn. Thile is replacing Garrison Keillor as host of A Prairie Home Companion after Keillor retired this summer. (Ann Heisenfelt/AP) When Garrison Keillor, the creator of the popular public radio program, A Prairie Home Companion, announced his retirement, some wondered whether the show could go on without him.