P3‐261: HYPERGLYCEMIA AND NEURAL NETWORK FUNCTIONAL CONNECTIVITY: PEAKS AND THEN TROUGHS IN MID‐ TO LATE LIFE FOR PRECLINICAL AD AND ACROSS THE AD SPECTRUM. (1st July 2019) - Willette, Auriel A.; Klinedinst, Brandon S.; Pappas, Colleen; McLimans, Kelsey E.; Le, Scott T.; Plagman, Alexandra K.; Wang, Qian; Wolf, Tovah