Manchester City manager, Pep Guardiola, has asked Arsenal’s Mikel Arteta to explain what he knows about their secrets. Arteta worked as Guardiola’s assistant between 2016 and 2019, with the two coaches still maintaining a good relationship. In the last two seasons, Arsenal have finished in second place behind City. Following their feisty 2-2 draw at the Etihad last Sunday, there has been bad blood and exchange or words between both camps. After City complained about Arsenal’s tactics, Arteta claimed he knows about all the champions’ methods. When asked about the comments, Guardiola told report…