It is hard to take anything at face value coming from official PR channels in the middle of the Alexander Isak 'will he, won't he' leave Newcastle saga. Isak apparently did not go on the pre-season tour because he had a minor injury,

Newcastle United lost out on Hugo Ekitike to Liverpool, and to add insult to that transfer injury, Liverpool might also end up with Alexander Isak, too! Newcastle’s leading goalscorer sure seems to be trying to force a move to the Premier League champions, leaving the Magpies in desperate need of a striker ... or two.