London, Oct. 10 -- Defending champions Arsenal and Chelsea registered thumping wins at their respective home venues to resume their Premier League campaigns with a bang following an international break on Saturday.

While the Gunners came back from behind to register a 2-1 win over Leeds United, Chelsea had a goal-fest against Bournemouth, thrashing them 5-1.

With the defending champions playing at Emirates Stadium, the Gunners wanted to avoid an early slump after a 3-0 loss to Brighton before the international break. David Raya made sure Arsenal avoided an attack from Leeds, making four saves to deny the Whites a lead.

With the first half being a goalless affair, a cross from Gudmundsson across the goal came to James Justin, who wasted...