Research Team at Investec, notes that across the pond, US presidential front-runners, Republican Donald Trump and Democrat Hillary Clinton, have continued their winning streaks, taking the biggest prize in the latest round of votes in Arizona. Key Quotes “Polls showed that Mr Trump's anti-immigration message helped with the state's conservative voters as the issue of immigration loomed large while Arizona's growing Latino population helped Mrs Clinton continue her success by courting minority voters. Thanks to the state's large population, the win balanced out losses elsewhere. Democrat Bernie Sanders decisively won caucuses in two smaller states, Idaho and Utah. Texas Senator Ted Cruz was also favoured to win the Republican caucuses in Utah.” For more information, read our latest forex news.