Juventus coach Massimiliano Allegri warned that the Italian champions need to Rediscover their cutting edge if they want to push for Champions League glory after two runners-up spots in three years.
Allegri complained that the 2015 and 2017 finalists lacked sharpness as they laboured to a 2-1 Group D win over Sporting Lisbon at the Allianz Arena on Wednesday night.
