Transcript for Secretary of State Rex Tillerson praised the progress made against ISIS
At the same time, that London attack was playing out, a major conference on fighting ISIS was taking place in Washington. 68 countries represented. ABC's chief global affairs correspondent, Martha Raddatz, on the fight overseas and here at home. Reporter: Today, just 30 minutes before the deadly attacks in London, secretary of state Rex tillerson was praising the progress made against ISIS. Hard-fought victories in Iraq and Syria have swung the momentum in our coalition's favor. Reporter: The state department saying 62% of the terrain ISIS once controlled in Iraq than liberated, 30% in Syria. More than 19,000 targeted strikes have removed tens of thousands of ISIS fighters from the battlefields. But the greater the success on the battlefield it seems, the more desperate ISIS becomes, urging followers to slaughter westerners with "A knife, or run over him with your car." In Britain alone, some 850 people have traveled to Syria and Iraq to support ISIS. About half of those have now returned to the united Kingdom. And Martha joins us live now. Martha, you mentioned that terror summit, and secretary of state tillerson talked about the strategy curving ISIS' online influence? Reporter: He said the internet is the best weapon ISIS has for radicalizing, and he said the U.S. And its allies must break the ability of ISIS to spread its message, but that's a tough goal to reach.
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