Melissa Gilbert defended her husband Timothy Busfield on Good Morning America after he was indicted on four counts of criminal sexual contact with minors.The actor pleaded not guilty to charges involving two children on the set of the Fox series The Cleaning Lady during filming in New Mexico.Defense attorney Larry Stein suggested the allegations are retaliatory because the parents of the children were upset over their roles being recast.Gilbert acknowledged she knew about prior sexual assault allegations against her husband from 1994 and 2012 before they married in 2013.