Questions to be answered ahead of Spanish Supercup

MADRID, Jan. 6 (Xinhua) -- There are some questions to be answered ahead of the Spanish Supercup in Jeddah, which kicks off on Wednesday when Copa del Rey holder Athletic Club Bilbao takes on FC Barcelona, with Real Madrid facing cup runner-up Mallorca in the second semifinal on Thursday.

FC Barcelona has included Dani Olmo and Pau Victor in its group to travel to Jeddah, despite not having permission to registe