Complex sentence: Beckett later looked genuinely concerned at the news of his injury and waited at the hospital with Sorenson until she had to leave for work purposes, returning at the closing of the case laughing and enjoying her conversation with her ex-boyfriend.
Split into simpler sentences: Beckett later looked genuinely concerned at the news of his injury and waited at the hospital with Sorenson until she had to leave for work purposes. Returning at the closing of the case laughing and enjoying her conversation with her ex-boyfriend.