By Alek Arend Johnny Manziel’s ex-wife, Bre Tiesi, announced major personal news this week. Tiesi, who’s now in a relationship with Nick Cannon, announced they welcomed their baby boy into the world. Tiesi had an at-home, unmedicated delivery on Monday. “I did it,” she said on Instagram. “An all natural unmedicated home birth. This was the most humbling / limit pushing yet awakening and completely empowering experience. I can’t thank my team enough for delivering my son safely. This experience has changed me forever and I couldn’t of asked for a more amazing and supportive partner. Daddy showe…