Here's what will be airing on USA on April Fools Day, all times Eastern:

6am-Chicago P.D.: "Pink Cloud" (S10E5, OAD: October 19, 2022)
7am-Chicago P.D.: "Sympathetic Reflex" (S10E6, OAD: November 2, 2022)
8am-Chicago P.D.: "Into the Deep" (S10E7, OAD: November 9, 2022)
9am-Chicago P.D.: "Under the Skin" (S10E8, OAD: November 16, 2022)
10am-Chicago P.D.: "Proof of Burden" (S10E9, OAD: December 7, 2022)
11am-Chicago P.D.: "This Job" (S10E10, OAD: January 4, 2023)
12pm-Chicago P.D.: "Long Lost" (S10E11, OAD: January 11, 2023)
1pm-9-1-1: "Death and Taxes" (S6E15, OAD: April 24, 2023)
2pm-9-1-1: "Lost & Found" (S6E16, OAD: May 1, 2023)
3pm-9-1-1: "Love Is in the Air" (S6E17, OAD: May 8, 2023)
4pm-9-1-1: "Pay It Forward" (S6E18, OAD: May 15, 2023)
5pm-9-1-1: "Abandon Ships" (S7E1, OAD: March 14, 2024)
6pm-9-1-1: "Rock the Boat" (S7E2, OAD: March 21, 2024)
7pm-9-1-1: "Capsized" (S7E3, OAD: March 28, 2024)
8pm-League One Volleyball
10pm-9-1-1: "Buck, Bothered and Bewildered" (S7E4, OAD: April 4, 2024)
11pm-9-1-1: "You Don't Know Me" (S7E5, OAD: April 11, 2024)
12am-9-1-1: "There Goes the Groom" (S7E6, OAD: May 2, 2024)
1am-9-1-1: "Ghost of a Second Chance" (S7E7, OAD: May 9, 2024)
2am-9-1-1: "Death and Taxes" (S6E15, OAD: April 24, 2023)
3am-Dateline
4am-Dateline
5am-Dateline