Complex sentence: Joe, seeing in Darlene a chance for a fresh start, briefly considers giving up dealing, but just as he is about to return Chuckles'money, he is killed by one of the dealer's thugs.
Split into simpler sentences: Joe, seeing in Darlene a chance for a fresh start, briefly considers giving up dealing. Just as he is about to return Chuckles'money, however, he is killed by one of the dealer's thugs.