Arsenal kicked off their 2017-18 Europa League campaign with a 3-1 comeback victory over Koln at the Emirates Stadium in North London.
The German club took the lead in the Group H game after just nine minutes, but the Gunners staged a successful comeback in the second half.
Sead Kolasinac restored parity for Arsenal in the 49th minute, Alexis Sanchez put the North London outfit in the lead midway through the second half, and Hector Bellerin wrapped up the points for the home team on 81 minutes.
Podolski was following the match, and he was impressed with the goal scored by Chile international forward Sanchez, whose picked the ball up outside the Koln penalty box and curled the shot past goalkeeper Timo Horn.
The 32-year-old German forward, who hasplayed for both Koln and Arsenal, was impressed with Sanchez, summing him up in one word - “class”.
Sanchez is one of the best players in the world and is a key figure in the current Arsenal team, probably the most important.