Ontario Provincial Police are continuing to search for a missing swimmer in Canadian waters at the western end of Lake Erie near Harrow township.
Officials stated that the missing person was out on a boat near Colchester Harbour with group of people Sunday afternoon.
Police reported that two members of the group were swimming near the boat when one of them struggled and went under water.
Authourities have not released further information on the swimmer at this time.
The OPP will be joined by the Canadian and U.S. Coast Guards, the Joint Rescue Co-ordination Centre, several fire departments and volunteers in the search effort.