KYTXAmber Alert issued for 3 missing McKinney childrenKYTXMcKinney police issued an Amber Alert for three missing children on April 25, 2015. (Photo: McKinney PD). CBS19.tv Web ExclusivesMore>> · Web Exclusive: After 60 seasons, a Final Four photographer taking his last shots · Web Exclusive: After 60 seasons, ...Amber Alert: N.