Asian currency war contagion is spreading. Tonight's victim is the Dong with Vietnam 'devaluing' the reference rate (for the 3rd time this year) by 1% to 21,890 and also widened the trading bands from 2% to 3% (since the 2% band was broken)... *VIETNAM CENTRAL BANK DEVALUES DONG BY 1% *VIETNAM DEVALUES DONG REFERENCE RATE TO 21,890 PER DOLLAR *VIETNAM CENTRAL BANK WIDENS DONG TRADING BAND TO 3% OF RATE Chart: Bloomberg