EXCLUSIVE: The House Oversight Committee is investigating Vice President Kamala Harris’ running mate, Minnesota Gov. Tim Walz, and his alleged “longstanding connections” to China and CCP-linked entities, Fox News Digital has learned. Fox News Digital exclusively obtained a letter that House Oversight Committee Chairman James Comer, R‑Ky., penned to FBI Director Christopher Wray, notifying the bureau of the committee’s investigation into Walz. “The Committee on Oversight and Accountability is conducting a government-wide investigation into the Chinese Communist Party’s political warfare operations against America and the response from federal agencies,” he wrote. “Vice President Kamala Harris recently announced her vice presidential running mate, Timothy Walz, the current governor of Minnesota.” WALZ BACKED ‘SANCTUARY’ POLICIES, SERVICES FOR ILLEGAL IMMIGRANTS AS GOVERNOR: ‘WIN FOR OPEN BORDERS’ Comer said that the committee had been briefed by the FBI on April 22 and July 17 — bot …