Frankie made his Arsenal first team debut last season, producing a composed performance in the centre of the defence alongside
Stathis Tavlaridis in the 5-1 home win over Wolves.
The tough tackling American first came over to England when he was ten, and joined Arsenal at the age of 12.
Frankie, who represents America at youth level, was a regular for the reserves last season, making 19 appearances, all in his preferred position of centre-half.Copyright 2016 The Arsenal Football Club plc. Permission to use quotations from this article is granted subject to appropriate credit being given to www.arsenal.com as the source