The BBC's Regan Morris is in Tucson, Arizona, where 84-year-old Nancy Guthrie disappeared from her home almost one week ago.

The US president says he "didn't make a mistake", adding he had only seen the beginning of the video before it was posted.

The order did not specify the rate that could be imposed, but used 25% as an example.

The order did not specify the rate that could be imposed, but used 25% as an example.

Anke Gowda, whose library is open to everyone, recently received an Indian government award.

Ciara and Samuel L Jackson are among the big names who have become citizens of African countries in recent years.

With Super Bowl half-time shows becoming increasingly polarised, how will the Puerto Rican superstar quiet his detractors?

With Super Bowl half-time shows becoming increasingly polarised, how will the Puerto Rican superstar quiet his detractors?

Stories of aspiring foreign trainees shed light on an under-regulated industry, where there is opportunity and risk.

Stories of aspiring foreign trainees shed light on an under-regulated industry, where there is opportunity and risk.

Sanae Takaichi is popular - but inflation and a diplomatic row with China weigh on voters' minds.

Sanae Takaichi is popular - but inflation and a diplomatic row with China weigh on voters' minds.

Sanae Takaichi is popular - but inflation and a diplomatic row with China weigh on voters' minds.

The BBC's Washington correspondent Daniel Bush explains why the US president's comments are causing a stir in a midterm election year.

The BBC's Washington correspondent Daniel Bush explains why the US president's comments are causing a stir in a midterm election year.

Andrea Bocelli and Mariah Carey perform as part of vibrant opening ceremony for the Milan-Cortina Winter Olympics.

Andrea Bocelli and Mariah Carey perform as part of vibrant opening ceremony for the Milan-Cortina Winter Olympics.

Mette-Marit says she is sorry to Norwegians for not realising what kind of person the late sex offender was.

Mette-Marit says she is sorry to Norwegians for not realising what kind of person the late sex offender was.

One Palestinian woman said members of the Israel-linked militia searched them and their belongings at an Israeli checkpoint inside Gaza.