General Motors, Ford Motor and Stellantis are bracing themselves for more walkouts as the carmakers struggle to get a deal with the United Auto Workers union on key issues like job security and pay parity for temporary workers.

The Polish president on Friday tried to ease tensions with its neighbour Ukraine over the import of grain. The argument started earlier in the year when the EU agreed to place restrictions on Ukrainian grain imports to Bulgaria, Hungary, Poland, Romania and Slovakia, as part of efforts to protect local farmers who blamed cheaper Ukrainian imports for a slump in prices in local markets.