What is the name of the league that celebrated its 87th season, in which Club Deportivo Leganés participated in?
2017–18 CD Leganés season: During the 2017–18 season, Club Deportivo Leganés are participating in La Liga for the second time in their history, and the Copa del Rey. 2017–18 La Liga: The 2017–18 La Liga season, also known as La Liga Santander for sponsorship reasons, is the 87th since its establishment.
2017–18 La Liga