US equity markets booked a third straight session of declines although pared losses in the final hour of trading, with the latest Federal Reserve monetary policy meeting minutes underscoring an emerging debate at the central bank over inflation risks and when to start discussing a pullback of its asset purchases - Dow fell -165-points or -0.48%, having been down as much as -586-points at the lows of the session. The broader S&P500 lost -0.29%, with Energy (down -2.52%) and Materials (-1.54%) leading nine of the eleven primary sectors lower. Information Technology (up +0.33%) and Communication Services (+0.10%) were the only primary sectors to advance. Dominos Pizza Inc fell ~0.9% in extended trading after announcing that Chief Financial Officer (CFO) Stuart A. Levy will be leaving the company "to pursue other opportunities" . Mr Levy is stepping down as CFO immediately but will continue with Domino's through the end of August as an adviser to ensure a smooth transition. Southwest Airlines Co lost -2.71% despite disclosing that April operating revenue and load factor were in line with expectations, and said it continues to see improvement in leisure passenger demand and bookings for May and June travel. The technology-centric Nasdaq dipped -0.03%, paring an earlier decline of over >1.7%. The small capitalisation Russell 2000 lost -0.78%.