The dollar drifted higher against the yen and euro on Friday, building on the previous day's gains as doubts about an Iran peace deal buffed the US currency's appeal as a haven.

LONDON, Aug 5 : The Japanese yen steadied on Wednesday after its most volatile few days in months thanks to several rounds of historic intervention, while the dollar traded around…

LONDON, Aug 6 : Currency markets drifted on Thursday with the Japanese yen retracing some intervention-led gains and the dollar pinned near a six-week low, as investors awaited…