Magpies rejected opening offer of £70m on Monday Newcastle captain to travel from Spain training camp Bruno Guimarães is set to leave Newcastle’s pre-season training camp in southern Spain and fly to London before a £75m move to Arsenal. The out-going Newcastle captain is scheduled to undergo a medical in north London in the next couple of days after the two clubs finally compromised on the fee. While Arsenal had initially wanted to pay no more than £60m for the Brazil midfielder, who turns 29…