In addition to the murder count, Beau Rothwell, 31, Creve Coeur, was found guilty Thursday of tampering with physical evidence and abandonment of a corpse, the St.
Rothwell admitted killing his wife during his trial, but denied the killing was premeditated and sought conviction on a lesser manslaughter count.
Prosecutors painted Beau Rothwell as a meticulous planner and showed the jury his texts with the other woman, as well as a list of pros and cons he made for leaving his wife.
Jennifer Rothwell also had looked up “what to do if your husband is upset you are pregnant” on her cellphone before she went missing, police said.