Campaigner for Briton on death row in Texas pleads for her life in London . It 's `` just an unbelievable injustice . '' She was sentenced to die by lethal injection after being convicted of killing a man who had been raping and murdering his wife with an axe. A man stood on plinth in Trafalgar Square and played Carty 's message aloud . Carty is accused of taking part in 2001 murder of a 25-year-old Texas woman .
Campaigner for Briton on death row in Texas pleads for her life in London . She was sentenced to die by lethal injection after being convicted of killing a man who had been raping and murdering his wife with an axe. A man stood on plinth in Trafalgar Square and played Carty 's message aloud . Carty is accused of taking part in 2001 murder of a 25-year-old Texas woman .