Israel's Supreme Court ruled Benjamin Netanyahu must reveal phone call logs with U.S. casino mogul Sheldon Adelson, and a former editor of his free newspaper in Israel, as police press ahead with investigations into corruption cases involving the prime minister.

The decision Monday came after an appeal by investigative journalist Raviv Drucker of Channel 10 TV.

Israeli Court: Netanyahu Must Show Call Logs with US Backer

Netanyahu backer Adelson owns the pro-government daily .

Israeli Court: Netanyahu Must Show Call Logs with US Backer

Police are investigating Netanyahu in two cases.

Israeli Court: Netanyahu Must Show Call Logs with US Backer

One reportedly concerns Netanyahu's alleged attempts to strike a deal with the publisher of the newspaper group to weaken — main competitor — in exchange for more favorable coverage of Netanyahu by .

Israeli police revealed last week that Netanyahu is suspected of crimes involving fraud, breach of trust and bribes.

Netanyahu has repeatedly denied wrongdoing.