India, Feb. 15 -- United States Secretary Marco Rubio on Sunday said America had no reason to dispute the assessment of the death of Kremlin critic Alexei Navalny made by five European allies.

"We're aware of that case of Mr. Navalny and certainly... we don't have any reason to question it," Rubio told reporters during a visit to Slovakia, AFP reported. He called the findings of the report "troubling", saying US was aware of it.

The assessment was made public in a joint statement by Britain, France, Germany, Sweden and the Netherlands on Saturday. When questioned why the US did not join the statement, Russia said that it was the European countries' endeavour. "Those countries came to that conclusion. They coordinated that. We chose - Do...