The Kentucky Secretary of State told CNN late Tuesday that HIllary Clinton was the "unofficial winner" of the Democratic primary there.
Alison Grimes, a Clinton supporter, made the call with 99 percent of the precincts reporting and the vote sitting at 212,318 for Clinton and 210, 505 for Bernie Sanders.
Oregon was a different story. Sanders was declared the winner as he was six points ahead with more than 60 percent of the vote counted.
Donald Trump has yet to reach 1,237 delegates, the number needed to secure the Republican nomination. He has the potential to get 28 delegates Tuesday.
Texas Sen. Ted Cruz and Ohio Gov. John Kasich both suspended their campaigns two weeks ago, but will be on the ballot Tuesday and receive votes in Oregon.
What was at stake?
For the Republicans
Oregon has 28 Republican delegates. Trump has 1,134 delegates as of Monday.
For the Democrats
There are 61 pledged Democratic delegates to be had in Oregon Tuesday. There are 55 pledged delegates in Kentucky.
>>What is a superdelegate, and what do they do?
When will we know the results?
Polls in Kentucky close at 6 p.m. ET. In Oregon, they close at 11 p.m. ET.
How many delegates are needed to win the nomination?
For Democrats, 2,383; for Republicans, 1,237.
Click here to see the latest delegate count.
Live updates
