Winston Reid has picked up an ankle injury and will not be fit for Saturday's game against Norwich City nor New Zealand's World Cup playoff game.
Arsenal are interested in acquiring West Ham defender Winston Reid during the January transfer window.
West Ham stunned Tottenham at White Hart Lane with a 3-0 away win.
West Ham are interested in Italian defender Massimo Ambrosini, who no longer has a contract at AC Milan.
West Ham have targeted Barcelona defender Marc Bartra.