Treasuries drop before CPI report

U.S. Treasuries decreased on Tuesday before a report showed that the consumer price index stayed flat last month after it increased by 0.7% in February and as oil prices fell suggesting a recovery of the world's largest economy. The U.S. benchmark 10-year yields advanced two basis points to 1.70% earlier on Tuesday London session following a drop to 1.67 yesterday, the fewest since December 12.