By Jamie Spencer Manchester United eventually cruised to a 3-0 win over a West Ham United side who gave it a really good go in the Premier League at Old Trafford on Sunday. Rasmus Hojlund opened the scoring after 23 minutes, extending his recent run to four consecutive league appearances with goal and marking his 21st birthday to boot. The even younger Alejandro Garnacho’s brace later sealed things, with the 19-year-old scoring at either end of the second half. How the game unfoldedWest Ham started the contest with their tails up, playing with plenty of the ball in the hosts’ defensive third, …