When I first started browsing this forum, I got shut down real quick with my decision to feed Murphy Purina One Growth and Development. I felt so bad about it that I didn't even want to come back. I sometimes think that folks should realize that some of us first-time pet owners come here for...
What a cutie! I researched food choices for hours before coming up with a choice for Murph. You should know what is available in your area. There are lots of sights online that help you compare different products... spend some time looking around to see what might be best for Rusty!