Pompey make their first ever trip to the London Stadium this afternoon for their curtain raiser against West Ham.
John Mousinho’s men are back in competitive action, with a mouth-watering showdown against the Hammers in the first round of the Carabao Cup.
Meanwhile, Nuno Espirito Santo’s men are preparing for the first round of the competition for more than 14 years following their final-day Premier League relegation in May.
With competitive action back this afternoon, we’ve taken a look at the early team and injury news from both camps.
5. Franco Umeh - Out
The winger was withdrawn after feeling his hamstring against Kuwait SC in a training ground friendly on Wednesday. The Blues are hopeful the winger's setback isn't serious. | Graham Hunt/ProSportsImages
6. Josh Murphy - Out
Despite initial hopes of a return against West Ham this weekend, Murphy has since suffered a setback in his recovery. The 31-year-old is now expected to miss the opening weeks of the campaign. | The News
7. Joel Veltman - Doubt
West Ham only confirmed the defender's arrival on Thursday after signing on a free transfer from Brighton. | Getty Images
8. Mark Kosznovszky - Out
The Hungarian, who has been sidelined since December with a serious knee injury, isn't expected to return until the new year. | Habibur Rahman