Trust in Jackson crucial for Emery

[Getty Images]Ollie Watkins' departure to Al-Hilal - which lurched between acrimonious and emotional - has left Aston Villa without their best attacking outlet.Despite just one goal in his first 13 top-flight games last season, he ended up netting 16, leaving him on 91 Premier League goals - a club record.Nicolas Jackson was brought in as Watkins' direct replacement and was a priority signing for Unai Emery, having worked together at Villarreal.He has started Villa's past two games, the 1-0 defe