Here's what will be airing on ION on Martin Luther King Day, all times Eastern:

6am: Hawaii Five-0-"A'ohe pau ka 'ike i ka halau ho'okahi" ["All knowledge is not learned in just one school"] (S10E6, OAD: November 1, 2019)
7am: Hawaii Five-0-"Ka 'i'o" ["DNA"] (S10E7, OAD: November 8, 2019)
8am: Hawaii Five-0-"Ne'e aku, ne'e mai ke one o Punahoa" ["That way and this way shifts the sand of Punahoa"] (S10E8, OAD: November 15, 2019)
9am: Hawaii Five-0-"Ka la'au kumu 'ole o Kahilikolo" ["The trunkless tree of Kahilikolo"] (S10E9, OAD: November 22, 2019)
10am: Hawaii Five-0-"O 'oe, a 'owau, nalo ia mea" ["You and me; it is hidden"] (S10E10, OAD: December 6, 2019)
11am: Blue Bloods-"True Blue" (S12E5, OAD: November 5, 2021)
12pm: Blue Bloods-"Be Smart or Be Dead" (S12E6, OAD: November 12, 2021)
1pm: Blue Bloods-"USA Today" (S12E7, OAD: November 19, 2021)
2pm: Blue Bloods-"Reality Check" (S12E8, OAD: December 3, 2021)
3pm: Blue Bloods-"Firewall" (S12E9, OAD: December 10, 2021)
4pm: Blue Bloods-"Old Friends" (S12E10, OAD: January 7, 2022)
5pm: Blue Bloods-"On The Arm" (S12E11, OAD: January 14, 2022)
6pm: Blue Bloods-"The Reagan Way" (S12E12, OAD: January 21, 2022)
7pm: Chicago P.D.-"43rd and Normal" (S7E11, OAD: January 15, 2020)
8pm: Chicago P.D.-"The Devil You Know" (S7E12, OA: January 22, 2020)
9pm: Chicago P.D.-"I Was Here" (S7E13, OAD: February 5, 2020)
10pm: Chicago P.D.-"Center Mass" (S7E14, OAD: February 12, 2020)
11pm: Chicago P.D.-"Intimate Violence" (S7E16, OAD: March 4, 2020)
12am: Chicago P.D.-"Before the Fall" (S7E17, OAD: March 11, 2020)
1am: Chicago P.D.-"Lines" (S7E18, OAD: March 25, 2020)
2am: Chicago P.D.-"Buried Secrets" (S7E19, OAD: April 8, 2020)