Polish farmers may end the blockade of the checkpoint by March 13, Demchenko said. “We will see whether this will be observed, whether they will actually unblock it by the 13th,” he said. About 2,300 trucks were queued in all directions where Polish farmers were blocking the vehicle passage as of the morning of March 9, said Demchenko. The most difficult situation is observed at the Yahodyn and Shehyni checkpoints. During the past day, trucks were able to enter into Ukraine, while other types of transport were not blocked at the border at all. Humanitarian aid shipments continue to arrive at U…