Former Manchester United attacker, Dimitar Berbatov has labelled strikers, Rasmus Hojlund and Joshua Zirkzee ’embarrassing’ after their barren goalscoring start to the new season. Hojlund has scored just two goals in ten matches since returning from injury in September, while Zirkzee has failed to score a goal since scoring against Fulham on his debut. Speaking to Sky Sports, Berbatov also urged the Red Devils to sign Sporting CP striker Viktor Gyokeres, adding that he has a special connection with new Man United manager Ruben Amorim. “This guy Viktor Gyokeres, he is scoring goals for the run …