Liverpool have shipped more goals than any other side in the Premier League's top eight.
Loris Karius will be all over the headlines in Liverpool after his horror moment handed Bournemouth victory at the Vitality.
Arsenal are currently second in the Premier League.
West Ham United lost 5-1 against Arsenal at the London Stadium yesterday.
It was an uncharacteristically quick start from Arsenal against Bournemouth.
Arsenal drew 2-2 with Paris Saint-Germain on Wednesday.
Costa has caused his fair share of controversy since arriving in English football, but Wright beleives it is all pre-planned.
Simone Zaza wasted a glorious chance for West Ham United to wrap up the match at White Hart Lane.
The former Gunners striker believes the Nigerian is now ahead of the England man in Arsene Wenger's pecking order.
Arsenal and Tottenham Hotspur played out a 1-1 draw at the Emirates Stadium on Sunday.