Chickasaw County authorities have released more information on a shooting last week.Chickasaw County Sheriff Marty Larson says the incident began as a domestic dispute in rural Ionia. Larson says 41-year-old Michael Schwickerath shot his live-in girlfriend, Robin Majewski. Officials aren’t saying where Majewski was shot, but say she suffered considerable blood loss and was taken to a Mason City hospital. Four children living in the home at the time were not hurt, and are now living with relatives. Schwickerath is being held on attempted murder and child endangerment charges.