Authorities are investigating an incident Saturday night in which an Alliance-area man appeared to shoot himself after a confrontation with police and Stark County sheriff’s deputies.Deputies went to the home of Douglas E. Litman on Ridgehill Avenue NE at about 11 p.m. Saturday after being notified by Alliance police of an ongoing domestic dispute at the Washington Township address.According to the sheriff’s office, the dispute had concluded before the deputies arrived along with Alliance officers.