Qatar says progress made toward US-Iran talks on ending war

INTELLIGENCE SUMMARY

By Tala Ramadan, Parisa Hafezi, Doina Chiacu and Simon Lewis DUBAI/WASHINGTON, Aug 4 (Reuters) - Qatar said mediators were making progress in efforts to end the U.S.-Iran war on Tuesday, driving oil prices lower, although Tehran has denied President Donald Trump's assertion that talks are already under way.