Mark McKinney & Wife Cassie Welcome Baby Boy Austin, TX, United States / KOKE FM localnews@socastdigital.com May 22, 2019 | 8:07 AM View this post on Instagram We are in love with this little guy. Luca Urban McKinney, 8.5lbs, 21 inches A post shared by Mark McKinney (@markmckinneymusic) on May 21, 2019 at 2:59pm PDT Congratulations to Mark McKinney and his wife Cassie on the birth of their new baby boy, Luca Urban McKinney – weighing in at 8.5lbs and 21 inches.