Article continues below advertisementMelissa Gilbert is doubling down on defending husband Timothy Busfield as he faces child sexual abuse charges.The Little House on the Prairie actress spoke out in support of Busfield in her first sit-down interview after her spouse of nearly 13 years was arrested in January.Speaking to Good Morning America's George Stephanopoulos in a teaser for an upcoming interview scheduled to air in full on Monday, April 6, Gilbert declared, "This has been the most traumatizing experience of our lives.