News On 6 Poll: Trump Still On Top; Clinton’s Lead Narrows

We have an exclusive look at Oklahoma's picks for president. Our newest poll is the last one taken before Super Tuesday.

News On 6 has been tracking the presidential race since last September. Our newest poll, conducted February 23rd - 25th, shows GOP frontrunner Donald Trump remains on top by 13 points.

In our survey of 540 likely Republican voters, 34 percent pick Trump, 21 percent support Marco Rubio and 18 percent back Ted Cruz.

Ben Carson has nine percent, John Kasich has six percent and 13 percent say they're undecided.

Our pollster, Bill Shapard, said Trump has led in the polls for six months, the only the shakeup is among who's in second.

"The biggest movement has been among Marco Rubio. He has gained considerably and is now in second place in our poll. Cruz, unfortunately, had dropped. He leveled out at about 25 percent and he’s dropped about seven points and we expect him to come in third,” Shapard explained.

Meanwhile, Democrat Bernie Sanders has closed a 35-point gap since November but still trails Hillary Clinton by nine points.

Our survey of 510 likely Democratic voters shows 40 percent support Clinton and 31 percent support Sanders. 29 percent of voters say they're undecided going into Election Day.