Washington (CNN)Two Russian and two U.S. aircraft came within visual range of each other -- separated by just 10 to 20 miles -- over Syria Saturday, according to the anti-ISIS coalition.
Both sets of aircraft moved away and there was no incident, said Col. Steve Warren, spokesman for the U.S.-led coalition, Tuesday. "Everyone went about their business."
Yet Warren called Russian airstrikes in Syria "reckless and indiscriminate" as well as "irresponsible."
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