Brazil has protested reports of US surveillance of President Dilma Rousseff 's phone , e-mail . Americas has promised to look into matter , but Obama says it will take Monday . Brazil not happy with situation ; Obama , Obama talked on months to try and work it out . Both government 's say decision to postpone state visit reached jointly ; will be rescheduled .
Brazil has protested reports of US surveillance of President Dilma Rousseff 's phone , e-mail . Obama has promised to look into matter , but White House says it will take months . Brazil not happy with situation ; Obama , Rousseff talked on Monday to try and work it out . Both government 's say decision to postpone state visit reached jointly ; will be rescheduled .