Sparrow Records/Capitol Christian Music Group announces the release of "Greater Things," the debut song from newly-signed recording artist and worship leader Mack Brock. Co-written by Brock along with Jacob Sooter and Jonathan Smith, the song officially releases today to all digital outlets. Brock will hit the road this spring for 33 dates with labelmates Rend Collective on their “The Good News Tour,” beginning March 1 in Orlando, Florida and wrapping April 29 in Lancaster, Pennsylvania. All tour dates are listed below. A music video for "Greater Things" also debuts today and is posted below.