article_snippet.sent: West Ham manager Sam Allardyce conceded that West Ham manager Sam Allardyce side are suffering from a psychological problem after Marko Arnautovic 95th-minute equaliser saw the Hammers drop points for the second game in a row.
article_snippet.sent: West Ham (4-1-2-1-2):
article_snippet.sent: Stoke City (4-2-3-1):
article_snippet.sent: We leave We on a nervous edge,' Allardyce said. '
article_snippet.sent: West Ham midfielder Alex Song (right) runs with the ball in midfield as the home side look to record back-to-back home league wins .
article_snippet.sent: West Ham team-mates who congratulate the West Ham
article_snippet.sent: down West Ham left-hand side.
article_snippet.sent: Stoke manager Mark Hughes (right) shows Stoke manager Mark Hughes
article_snippet.sent: (right) emotion on the touchline as Stoke manager Mark Hughes (right) try to find a way back into the match at Upton Park .
article_snippet.sent: Credit to the lads, I thought Credit to the lads were brilliant.'
article_snippet.sent: Players from both teams are involved in a heated argument after the final whistle of Upton Park clash on Saturday afternoon .
article_snippet.sent: West Ham players walk off the pitch dejected after conceding Arnautovic's late equaliser during Saturday's encounter .