The race for the Republican presidential nomination continues after Donald Trump won a decisive victory in the key state of Florida but lost to John Kasich in Ohio.
Democratic front-runner Hillary Clinton extended her lead with wins in Florida, Ohio, Illinois and North Carolina.
Meanwhile Marco Rubio dropped out of the Republican race after losing in his home state of Florida to Mr Trump.
The billionaire has also won in Illinois and North Carolina.
But his victories cause a headache for the Republican Party because many senior members are concerned by his policies and tone.
Five big states on Tuesday chose their preferred candidate for November's presidential election.
The winners for both parties in Missouri are yet to be called with Mrs Clinton locked in tight competition with challenger Bernie Sanders and Mr Trump fighting Ted Cruz.