make this into a conclusion not playgarism 15 year old William Holloman sets out to avenge his brother Shawn's death. He thinks carlson riggs shawn's best friend killed him because riggs was trying to join the dark suns gang. When Shawn was walking home he was in the dark sun's territory so I think carlson riggs killed shawn.

In conclusion, as 15-year-old William Holloman embarks on a mission to avenge his brother Shawn's death, he firmly believes that Shawn's best friend, Carlson Riggs, is responsible for the tragic event. The suspicion arises from the fact that Riggs was seeking entry into the dangerous Dark Suns gang, and Shawn's untimely demise occurred while he was in the gang's territory. As William delves deeper into the investigation, he must navigate a web of deceit and betrayal to uncover the truth behind his brother's murder.