Jamie Carragher blown away by player he claimed Arsenal should never have signed

Ex-Liverpool and England defender Jamie Carragher (Picture: Sky Sports)Jamie Carragher appears to have been won over by a player he previously claimed Arsenal should never have signed.Speaking back in January, Carragher questioned Mikel Arteta’s decision to sign Mikel Merino last summer instead of bolstering his attacking options.Arsenal spent a little over £30m to sign the Spanish midfielder from Real Sociedad and Carragher was among those to question his arrival.‘Prioritisin