Abstract: Recent studies have been conducted actively on scheduling in a parcel delivery system using a truck and drones to deliver parcels more effectively. In logistics, it is necessary to provide ...
Russian-installed authorities declared a state of emergency in Crimea on Friday, as repeated, intensified Ukrainian strikes on the peninsula lead to widespread power outages and fuel shortages.
President Donald Trump speaks at a Rose Garden Club dinner with farmers, in the Rose Garden of the White House, Thursday, June 25, 2026, in Washington. (AP Photo/Jacquelyn Martin) The first step ...
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