While the Chief dies, Sean survives the shooting. Voight intervenes to ensure Upton does not let Sean bleed out, protecting her conscience even though it leaves the villain alive. Technical File Info
The investigation culminates in a tragic showdown. Chief O'Neal, realizing the depth of his son's crimes, shoots Sean and then himself. Chicago Police Department S10E09 VOSTFR HDTV
Season 10, Episode 9, titled " Proof of Burden ," served as the high-stakes fall finale. The episode centers on the Intelligence Unit’s final push to bring down Sean O'Neal , a serial predator and the son of Chief O'Neal. Episode Summary While the Chief dies, Sean survives the shooting