Schenectady A judge blasted Sean McKearn for being an irresponsible dog owner and "childish" after the city man agreed to a plea deal that calls for his French mastiff to be destroyed. McKearn's other dog was ordered to be euthanized at a previous court appearance."If there is any blame for those dogs being put down it's on you, not anyone else," Acting City Court Judge Stephen Swinton sternly told McKearn.