HOISINGTON — With the pride of a new father, Curt Colson, president and CEO of Clara Barton Hospital in Hoisington, introduced the newest member of the CBH family, RETA, at the chamber of commerce coffee on Thursday. “We’re here to introduce something cool and exciting,” said Colson. “It’s a new venture for us.”RETA, the telemedicine robot, will increase the level of care emergent stroke patients will receive in the Clara Barton service area.