Complex sentence: He was found by some kids in issue 27 and later turned over to a S.Y.S.T.E.M. research facility in issue 28, maiming one of the soldiers in the process.
Split into simpler sentences: He was found by some kids in issue 27. He is later turned over to a S.Y.S.T.E.M. research facility in issue 28, maiming one of the soldiers in the process.