With the decision by the STB, KCS re-engaged with CP on CP's original offer. On September 15, KCS confirmed that it had terminated its agreement with CN and would support CP's revised offer. Kansas City Southern's shareholders voted to approve the merger on December 10, 2021. The transaction closed in early 2022, following which KCS was held in a previously-approved voting trust pending approval by the STB; the combined company was to be named Canadian Pacific Kansas City (CPKC).https://www.cbc.ca/news/canada/calgary/ready-to-roll-cp-rail-preparing-for-kcs-merger-ruling-expected-within-weeks-1.6736024#:~:text=CP%2C%20which%20already%20had%20permission,Transportation%20Board%20completes%20its%20review. The combined "Canadian Pacific Kansas City Limited" would form the first railroad serving all of the countries in the North American trade zone (Canada, Mexico and the United States).
