FORT COLLINS, Colo. — New information was revealed Wednesday during a pretrial hearing for the former Weld County sheriff’s deputy who is accused of killing his wife four years ago.

Tom Fallis is charged in the New Year’s Day 2012 death of his wife Ashley.

RELATED: Full coverage of the Ashley Fallis case

Ashley Fallis’ former confidante, a high school friend, testified in court that Ashley Fallis told him in 2011 she was unhappy and had suspicions that Tom Fallis was having an affair.

The prosecution plans to show evidence that Tom Fallis was abusive to his wife before the shooting.

The murder trial is scheduled to begin March 14 in Fort Collins.