A Portal man is behind bars after allegedly stabbing his wife and neglecting an infant child. Warrants are to be executed against the wife as well, after she recovers from her injuries, said Bulloch County Sheriff Noel Brown. Mark James-Bart Johnson, 28, of Ponderosa Road in Portal, was taken into custody Wednesday after Bulloch County sheriff's Cpl. Mark Guarino and his K9 partner, Gismo, tracked him down, Brown said.