James suffers injury scare as Chelsea omit four from USA tour

Reece James had a precautionary knee scan due to pain before pre-season.
Chelsea expects positive results but wanted to check before a long trip.
James aims to overcome injury issues; new manager Pochettino plans to make him integral.
Lukaku, Ziyech and Aubameyang are not on the squad this week.
Chelsea is in transfer talks with Inter for Lukaku and Fulham for Hudson-Odoi.