CHELSEA'S THRILLING AND DRAMATIC OPENING NIGHT

Conte's thrilling opening night: Costa's dramatic late goal gives Chelsea boss debut win after controversial striker escaped red

• Chelsea striker was fortunate to still be on the pitch to score the 89th-minute winner
• Costa could have been sent off for a crude challenge on West Ham goalkeeper Adrian
• The hot-headed striker had already been booked for arguing with referee Anthony Taylor
• Costa also clashed angrily with team-mate Nemanja Matic after he was shown a yellow card
• Forward Eden Hazard put Chelsea ahead in the 47th minute by scoring from the penalty spot
• West Ham defender James Collins equalised with a wicked left-footed half-volley in the 77th minute