Benfica manager Roger Schmidt could be sacked if his side do not overcome Rangers in the Europa League Round of 16. That’s the view of the club’s former vice-president José Manuel Antunes, who was speaking after the Lisbon club were humiliated 5-0 by Portuguese rivals FC Porto at the weekend. This comes after Benfica were also defeated 2-1 in the first leg of the Portuguese Cup semi-final by arch-rivals Sporting Lisbon earlier in the week. According to Antunes, should Roger Schmidt fail to turn that result on its head and defeat Rangers on Europa League duties, then it will likely be curtains …