TODAY   |  November 09, 2013

Utah doctor found guilty of murdering wife

Following a lengthy day of deliberations, Utah doctor Martin MacNeill was found guilty of murder and obstruction of justice in a case that garnered national headlines. NBC’s Craig Melvin reports.

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This content comes from Closed Captioning that was broadcast along with this program.

>> reporter: martin macneill claimed he was not at home at the time of his wife's death and his attorneys argued that his wife michele macneill died of heart disease but early this morning, a jury said otherwise. following a lengthy day of deliberations, utah doctor dr. martin macneill learned his fate shortly after 1:00 a.m . local time .

>> we the jury found the the defendant as to count one murder, guilty.

>> reporter: guilty of murder and obstruction of justice in a case that garnered national headlines. prosecutors argued macneill once a physician and lawyer, he drugged and drowned his wife of nearly 30 years to be with his mistress, a woman who attended the funeral and who neighbors say they saw around the macneill home within days of his wife's death.

>> pretty quick. a week or two maybe. yeah, we would see her coming and going.

>> reporter: in dramatic testimony first responders talked about how they found michele macneill slumped over in the bathtub the day she died.

>> her head was slumped a small portion of it above the rim .

>> reporter: the family from the outside picture perfect . eight children and four adopted but martin macneill 's own daughter sided against him and at times holding up her mother's picture during the trial. macneill 's sentencing is set for january and where he could get life in prison .