tina davis, thank you.r us military support to help end the siege of a southern city held by islamist militants. it comes a day after the us said it was providing technical assistance at the request of the government in manila. philippine troops have struggled to dislodge the rebels who took control of marawi three weeks ago. when questioned by reporters, mr duterte said he'd "never approached america" for help. what are your thoughts on the dissipation of us troops in deliberation of marawi? i'm not aware of that. i think the power should be the defence department. —— defence department. earlier, i wasjoined from our london newsroom by james putzel, professor of development studies at the london school of economics and an expert on the philippines. i asked him did the philippines need the assistance of the americans? they do, because the military really does not have the capacity to be able to really block off and shut down the networks of those who have pledged allegiance to is, who are operating in minde

scarlet: all right, tina davis, keep us of -- posted on those changing dynamics in oil area if we stayodities, the white house is zeroing in on steel imports. wilbur ross spoke to us about the challenges that steel producers face. >> it's more obligated and just tariffs. under 232 there is also the potential for tariff rate photos -- quotas. all types of potential that could be brought to bear. the original cases being ineffective, the wto has rules that are so precise, you have to identify very clearly the product and very clearly the place of origin. there are quite a few serial numbers out there. to find one all i have to do is try to ship it through another country and i have a the duty. or send them to another country for processing, however trivial the processing might the. or give it a little further processing in my own country help, but trade cases they have not been able to cure the systemic problem. that's why there are 37 different countries involved in the dumping of steel from one country to another, making that second country the excess capacity and the country they dump