According to a post by Deltaone, following the FAA's nearly 5-hour nationwide ground stop on Friday, approximately 10,000 flights were canceled and 7,000 delayed; on Saturday, an additional 3,700 flights were canceled and 2,000 delayed, bringing the two-day total of canceled or delayed flights to over 22,000. The post also stated that Transportation Secretary Sean Duffy is demanding $50 billion to upgrade the air traffic control system. The figures and statements above are per the post, and the aforementioned funding represents a demand.