Complex sentence: Soon after, the CSI team investigates, and Harper and Santoro wonder why Michael was there and he says that he was checking out motels and thought the building looked suspicious, and Santoro claimed that Michael is a "suspect".
Split into simpler sentences: Soon after, the CSI team investigates, and Harper and Santoro wonder why Michael was there. He says that he was checking out motels and thought the building looked suspicious, and Santoro claimed that Michael is a "suspect".