Coffee tumbled to multimonth lows Tuesday as a stronger dollar, improved crop weather in top grower Brazil and negative macro sentiment pressured prices. March coffee sank 6.95 cents, to $1.5125 per pound, the second position's weakest settlement in five months. The fall marked its biggest one-day drop since July 24. Global shares fell for a fifth straight day, and the euro slid to a more-than-two-month low against the dollar after international