Britain's winningmost trainer Mark Johnston is set to cease training under a joint-licence on Jan. 1, 2023 and cede his licence. His son Charlie, with whom he has trained in partnership throughout 2022, will now hold the licence solely. However, the elder Johnston and his wife, Deirdre, will continue in their roles at Johnson Racing, Ltd. Charlie has a number of entries in his own name for the first week of 2023. The Johnstons released the following statement to the TDN on Friday, "With effect from 1st Jan. 2023, the...