Designated for electronic publication onlyUNITED STATES COURT OF APPEALS FOR VETERANS CLAIMSNO. 19-2500ARNOLD W. WINSTON, APPELLANT,V.ROBERT L. WILKIE,SECRETARY OF VETERANS AFFAIRS, APPELLEE.Before PIETSCH, Judge.MEMORANDUM DECISIONNote: Pursuant to U.S. Vet. App. R. 30(a), this action may not be cited as precedent.PIETSCH, Judge: Arnold W. Winston appeals through counsel a … [Read more...] about Single Judge; lay statements establish exposure to Agent Orange; AO; A veteran who is ineligible for presumptive herbicide exposure may nonetheless show entitlement to benefits if the veteran can establish actual or direct herbicide exposure. See McKinney v. McDonald, 796 F.3d 1377, 1379 (Fed. Cir. 2015). Once exposure has been established, certain listed medical conditions, including heart disease, are presumptively service connected. 38 U.S.C. § 1116(a); 38 C.F.R. § 3.309(e) (2020);