https://support.us.edu/hc/en-us/community/posts/27086636160535-What-is-the-24-Hour-Rule-for-KLMhttps://support.us.edu/hc/en-us/community/posts/27086636160535-What-is-the-24-Hour-Rule-for-KLMhttps://support.us.edu/hc/en-us/community/posts/27086636160535-What-is-the-24-Hour-Rule-for-KLMhttps://support.us.edu/hc/en-us/community/posts/27086636160535-What-is-the-24-Hour-Rule-for-KLM