(ARCHIVE photo) The president of Administrador de Infraestructuras Ferroviarias (ADIF), Ángel Contreras Marín, appears during the Commission of Inquiry on the 'Koldo case', in the Senate, on June 4, 2024, in Madrid (Spain). The Commission of Inquiry analyzes the public contracts made during the covid-19 pandemic, related to the intermediation of Koldo García Izaguirre, as well as the possible cases of corruption that, directly or indirectly, are related to the activities and contacts of the people who are part of the plot investigated in Operation Delorme. Alberto Ortega / Europa Press 06/04/2024 (Europa Press via AP)