Mystery 5k Date: Saturday, April 29, 2017Time: 8:00 am CST Type: Running Location: Lady Bird Johnson Park - San Antonio 10700 Nacogdoches Rd San Antonio, Texas 78217 REGISTER ONLINE Home Athletes Divisions / Maps Results   The Texas Institute of Investigation will conduct a Mystery....you as a participant will try to figure it out along a 3.1 route.   You will have clues, riddles and checkpoints to help you solve the mystery.  Some runners will be actors...you will not know who!  …