Arsenal fans fume after conceding ‘diabolical’ penalty just seconds after Lautaro Martinez controversially avoids red

ARSENAL fans have been left seething after conceding a controversial penalty during their Champions League clash with Inter Milan.

The Gunners fell 1-0 down just before half-time after Mikel Merino deemed to have handled the ball inside the area, resulting in a penalty for Inter.

GettyArsenal fans have been left fuming after conceding a controversial penalty against Inter Milan[/caption] The ball struck the hand of Mikel Merino inside the area GettyHakan Calhanoglu dispatched...