Polish farmers protesting near the Dorohusk checkpoint on the border with Ukraine spilled grain from three Ukrainian trucks on the road. Polish police have launched an investigation. The incident occurred at around 11:30 a.m. Polish time on the highway leading to the Dorohusk checkpoint. According to Eva Chyzh, a representative of the municipal police commandant’s office, three trucks driven by Ukrainians entered Poland after the border control, but Polish protesters did not let them go further. “At one point, they opened the trailers, causing some of the grain to spill onto the road. The driv…