between two nations intensifies over trade talks, this is the second time this month the u.s. says has been sent to the region to challenge chinese claims of international waters, this comes days after china imposed retaliatory tax hikes of $60 billion of goods. pat toomey praising the president. >> i put china in distinct category separate from the entire world. so i actually think the president is right to challenge china, this agreement, if we reach one won't solve all of those problems and the tariffs are absolutely painful and dislocating but if in the end we end up with agreement that gives us reform, we might look back