Mr Trump (above), who has portrayed himself as a champion of the working class, argued for the importance of wealth in America.
Signalling the campaign is entering a new phase for her, Mrs Clinton targeted Mr Trump, saying that the next president "has to bring our country together so we can all share in the promise of America".
Mr Kasich, who secured his first victory after more than 20 states have voted, vowed to continue campaigning until the party's convention and beyond.
DONALD Trump's road to securing the Republican presidential nomination got longer after Tuesday's primaries in five states. Democratic front-runner Hillary Clinton's got shorter. The Republican front-runner didn't get the sweep he wanted, losing Ohio to Governor John Kasich....