South Africa sports minister to back Semenya at hearing

South Africa's Sports Minister Tokozile Xasa said Wednesday she will fly to Switzerland to support Caster Semenya at a landmark hearing on proposed rules to restrict female athletes' testosterone levels.

The Olympic champion is appearing before the Court of Arbitration for Sport (CAS) in Lausanne to challenge rules proposed by track and field's governing body that would force her to lower her testosterone.

The International Association of Athletics Federations (IAAF) says it is introducing the rules to create a "level playing field" for other female athletes.

Xasa, who leaves on Wednesday evening, will be alongside Semenya to hear deliberations between the IAAF and Athletics South Africa, until the end of the hearings on Friday.

"Upon my arrival in Switzerland, my responsibility will be to convey the message of support from President Cyril Ramaphosa and members of cabinet," the minister said in a statement.

Xasa will also speak about South Africa's human rights stance on the issue of .