Complex sentence: Shawn has trouble coping with the pressure of finding his mother and continues with his crazy antics but is unable to make any progress on the case, he opens up to Gus and viewers are able to witness a more mature version of Shawn rising to the situation.
Split into simpler sentences: Shawn has trouble coping with the pressure of finding his mother and continues with his crazy antics but is unable to make any progress on the case. He opens up to Gus and viewers are able to witness a more mature version of Shawn rising to the situation.