Export Sales and Shipments for September 22-28, 2023   Wheat:  Net sales of 273,100 metric tons (MT) for 2023/2024 were down 50 percent from the previous week and 34 percent from the prior 4-week average. Export shipments of 388,000 MT were down 34 percent from the previous week and 4 percent from the prior 4-week average. The destinations were primarily to the Philippines (64,000 MT), Japan (45,300 MT), South Korea (44,200 MT), Taiwan (36,300 MT), and Canada (30,800 MT).  Corn:  Net sales of 1,816,000 MT for 2023/2024 primarily for Mexico (1,147,800 MT, including decreases of 228,500 MT), unknown destinations (147,100 MT), Colombia (141,100 MT, including 31,000 MT switched from unknown destinations and decreases...