06:16
Bafetimbi Gomis (second left) rises above the Arsenal defence to head Swansea into the lead just two minutes after coming on
The striker looks elated as he runs away after scoring what proved to be the winner for Swansea
Gylfi Sigurdsson (left) curls in a superb free-kick for Swansea's equaliser
Alexis Sanchez (left) slides the ball home to give Arsenal the lead just after the hour mark
Swansea midfielder Jefferson Montero (right) and Santi Cazorla battle for the ball in the first half
Wilfried Bony (left) goes up for an aerial challenge with Arsenal's makeshift centre half Nacho Monreal
Montero involved in a tussle again, this time with Arsenal full back Calum Chambers
Swansea keeper Lukasz Fabianski comes and punches the ball as Chambers (centre) looks to get his head on it
Alex Oxlade-Chamberlain (left) skips past Swansea midfielder Ki Sung-yeung
Calum Chambers (right) appears to push Wilfried Bony in the back but referee Phil Dowd (left) said no penalty
Bony looks to line up a shot with Monreal (left) and Aaron Ramsey in close attendance
Arsenal goalkeeper Wojciech Szczesny spreads himself as Ashley Williams (right) tries to poke the ball towards goal
Szczesny dives as Ki (centre) heads the ball towards goal after a Swansea corner
Danny Welbeck bursts past Swansea defender Neil Taylor and gets a shot away on Fabianski's goal
The view from behind as Sanchez (No 17) steers the ball past Fabianski and into the goal
Sanchez jumps for joy after putting Arsenal a goal up with a tidy finish from 12 yards
Sigurdsson (partially obscured, left) curls his free-kick up and over the wall and into the corner of the net
Sigurdsson is congratulated by Kyle Bartley (left) and Montero (right) after his equalising goal
Gomis rises to the occasion by leaping above the Arsenal defenders and powering a header into the net
Swansea's second goal came after flowing move across the pitch -
Sanchez (left) can't hide his dismay after Swansea's second goal and it meant Arsenal squandered another lead
The top six in the Premier League, with Swansea leapfrogging Arsenal into fifth after their win at the Liberty Stadium
