RecruitingPhase 2Drug trialRegorafenib (Reg) and Lorigerlimab (Lor), RELO Regimen, in Treatment of High-risk Patients With Colorectal Cancer With Radiographic Occult Molecular Residual Disease After End of Established Definitive Therapy [ReLOAD Trial]To learn about the effects of the drugs regorafenib and lorigerlimab on circulating tumor DNA (ctDNA) in patients with CRC and who have radiographic occult minimal residual disease (MRD) after completing standard-of-care therapy