Mr. Newman, World's Saddest Dog ™, realizes he's going up the river Photo by Christopher Michel Sick and tired of that dadgummed neighbor dog doin' his business in your petunias? Yeah, we all are. But now we can turn the big guns of technology against those consarned rapscallions (and their owners, who are probably standin' right there, watchin') and catch 'em dead to rights! That's right