Arne Slot’s new-look Liverpool beat Premier League rivals Arsenal 2-1 with goals from Mohamed Salah and Fabio Carvalho in Philadelphia. Salah’s 13th-minute strike and Carvalho’s finish in the 34th minute capped excellent Liverpool moves, before Arsenal’s Kai Havertz swept in a close-range shot in the 40th minute of an exciting first half. Both teams made changes during the second half …