Arsenal maintained their lead in the Premier League title race after a narrow 1-0 win against West Ham United secured by a late Leandro Trossard goal.A controversial video assistant referee intervention disallowed a stoppage-time equalizer for West Ham, citing a foul on goalkeeper David Raya.The result keeps Arsenal five points ahead of Manchester City, who also claimed a victory over Brentford to keep their own hopes of securing the title alive.Both clubs remain under intense pressure as the final two matches of the season approach, with high stakes for the championship and relegation battles.