Saturday, Nov. 8, 8-10 a.m. The Melanoma Research Foundation hosts the second annual Miles for Melanoma 5K run/walk at the North River Village Shopping Center. $25, adults; 6-17 years old, $15; under 5 free. Fees increase after Nov. 6. Leashed pets welcome with those walking. 8911 Roswell Rd., Sandy Springs, 30350. Register: