sentences:  By the distinctive damage done to her finger pads and the way the body was hidden, the team determines that the murderer had put a lot of effort into hiding the body.Hodgins also reveals that Cleo was taking medicine for her depression, while Brennan realizes that the small bones found with Cleo's body are not frog bones but fetal ear bones, indicating Cleo Eller was pregnant.Hodgins, a devout conspiracy theorist, convinces Brennan that they may never find the truth because Senator Bethlehem will impede the investigation.