Bitcoin BTC$59,868.50 climbed back toward the $60,000 level on Wednesday after Federal Reserve Chair Kevin Warsh said inflation risks had eased while reaffirming the central bank's commitment to returning inflation to its 2% target. Warsh declined to provide guidance on the Federal Reserve's next interest-rate decision, saying policymakers would debate incoming data at their meeting in four weekds, during a panel discussion at the European Central Bank's annual forum in Sintra, Portugal.