Racing PositionsSokratis, Aubameyang 5/10 in Arsenal collapse6YJames McNicholasSokratis out for a month in Arsenal injury crisis6YReutersSokratis 7/10, Welbeck injured in Arsenal bore draw6YMattias KarenSokratis quickly becoming the linchpin of Arsenal's defence7YTom AdamsSokratis, AEK to donate to Greece wildfire victims7YAdriana Garcia, ESPN.com writerArsenal seal Sokratis signing from Dortmund7YMattias KarenLichtsteiner, Sokratis hint at Arsenal's defensive plan7YTom AdamsArsenal hoping to complete Sokratis deal - source7YMattias KarenPulisic 3/10 as BVB flub chance to clinch UCL place7YStefan BuczkoDortmund leapfrog Hoffenheim into third8YStefan Buczko