West Ham United fell to a 2-0 defeat to Leicester City on Saturday.
A goal in each half from James Maddison and Harvey Barnes secured the points for the visitors, who also had a Youri Tielemans penalty saved by Lukasz Fabiański.
The Hammers had their chances, with Lucas Paquetá and Saïd Benrahma going close, but they were unable to get on the scoresheet as the first section of the campaign ended in frustrating fashion.
Watch highlights from London Stadium in the video player above.