Newcastle's Alexander Isak has long been heralded as the sort of striker Arsenal need. At Emirates Stadium on Tuesday, he showed the Gunners exactly what they were missing.

Newcastle moved a step closer to a first major domestic trophy since 1955 with a 2-0 victory over Arsenal in the first leg of the English League Cup semifinals.

Alexander Isak scored his 50th goal for Newcastle United as Eddie Howe's side took a huge step towards the League Cup final with a 2-0 victory at Arsenal on Tuesday. Isak struck shortly before halftime in the first leg of the semi-final at a chilly Emirates Stadium and then had a big role in Newcastle's second scored by Anthony Gordon after the break.

Newcastle United won 2-0 at Arsenal in the first leg of the EFL Cup semifinals on Tuesday, pulling off a major upset that gives the Magpies a sizable advantage before next month's second leg. Arsenal dominated the match in terms of shots and possession but were trailing by the 37th minute when Alexander Isak gave Newcastle the lead.