| ALEX ROGALS/Staff Photographer
Roberto Repac, of Lyons, teaches his 3-year-old poodle mix, Roko, how to do tricks for treats near the Scout Cabin and the Des Plaines River in Riverside. | ALEX ROGALS/Staff Photographer
Ana Deric, left, and Roberto Repac, both of Lyons, play with their 3-year-old poodle mix, Roko, in the snow near the Scout Cabin and the Des Plaines River in Riverside. | ALEX ROGALS/Staff Photographer
Roberto Repac, of Lyons, plays with his dog, Roko, in the frozen tennis court near the Scout Cabin and the Des Plaines River in Riverside. | ALEX ROGALS/Staff Photographer
Roberto Repac, of Lyons, teaches his 3-year-old poodle mix, Roko, how to do tricks for treats near the Scout Cabin and the Des Plaines River in Riverside. | ALEX ROGALS/Staff Photographer
Roberto Repac, of Lyons, teaches his 3-year-old poodle mix, Roko, how to do tricks for treats near the Scout Cabin and the Des Plaines River in Riverside.