Both men, who trained with the group on Thursday, were shown to have contracted COVID-19 after tests in the last 24 hours.
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The striker is on the wanted list of a number of clubs following a strong season with Bristol City and is expected to make an announcement once he returns from representing England at the ongoing under-21 European Championships.
Solanke, 17, was an integral member of the Chelsea Academy teams last season and scored in the first leg of the FA Youth Cup final as well as the UEFA Youth League final.