EURUSD is facing the support of the upward trend line on 4-hour chart, a clear break below the trend line support will signal completion of the uptrend from 1.3477, then the following downward movement could bring price back to 1.3550 area. On the upside, as long as the trend line support holds, the fall from 1.3966 could be treated as consolidation of the uptrend, one more rise to 1.4000 is still possible.