Three states help primaries Tuesday despite the difficulties caused by the Corona virus.

Many voters even showed up wearing breathing mask.

Biden won all three states Arizona, Illinois and Florida.

The primary season is now about 60% complete.

But with Biden's nearly 300 delegate lead over Senator Bernie Sanders, Biden has essentially sealed the nomination.

But by Nimitz, he may not have yet captured the hearts of Sanders supporters.

I hear you, I know it's a steak.

I know what we have to do.

Our goal is a campaign and my goal is a candidate for president is to unify this party and then to unify the nation.

With his win in the Illinois Republican primary, President Trump now has more than enough delegates to secure the nomination that makes him the presumptive Republican presidential nominee.

Hi, everyone, George Stephanopoulos here.

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