Not US news, but looks like in UK Pokémon GO boosted by a good margin 3DS hardware sales and 3DS Pokémon games last week.
TOP SELLING POKÉMON GAMES FOR WEEK ENDING JULY 16TH (Sales Increase %)
1. Pokémon Alpha Sapphire + 148%
2. Pokémon Omega Ruby + 148%
3. Pokémon X + 238%
4. Pokémon Y + 188%
5. Pokémon Super Mystery Dungeon + 65%
These five games in total +148%
Pokémon Total + 145%
3DS hardware = more than doubled ( so >+100%)
http://www.mcvuk.com/news/read/retail-braced-for-another-pok-mon-christmas-following-pok-mon-go-success/0170027