Cater Semenya
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In the past few days, Twitter has been lit after marathon record-holder Paula Radcliffe criticised Caster Semenya in a radio interview on Friday.
Radcliffe said: "Caster's current dominance in the 800m is no longer sport."
She went on to comment on Caster's level of testosterone and further said "while the rights of Caster are important, it needs to be balanced with those of other athletes."
Here are some tweets showing Semenya support:
