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| Law Enforcement Communications, 1st Ed., Instructor, Online #57186, 04/28/2021 - 06/08/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #57191, 05/26/2021 - 07/06/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #57196, 06/23/2021 - 08/03/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Tempe, AZ, #59727, 07/12/2021 - 07/16/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60008, 07/28/2021 - 09/07/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60009, 08/25/2021 - 10/05/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60010, 09/22/2021 - 11/02/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60011, 10/27/2021 - 12/07/2021 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60012, 11/24/2021 - 01/11/2022 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60013, 12/29/2021 - 02/08/2022 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60014, 01/26/2022 - 03/08/2022 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60015, 02/23/2022 - 04/05/2022 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60016, 03/23/2022 - 05/03/2022 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60017, 04/27/2022 - 06/07/2022 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60018, 05/25/2022 - 07/05/2022 |
| Law Enforcement Communications, 1st Ed., Instructor, Online #60019, 06/22/2022 - 08/02/2022 |