Election analyst Henry Olsen is predicting impeachment hearings against President Trump Donald John TrumpSteele Dossier sub-source was subject of FBI counterintelligence probe Pelosi slams Trump executive order on pre-existing conditions: It 'isn't worth the paper it's signed on' Trump 'no longer angry' at Romney because of Supreme Court stance MORE if Democrats take back the House and Senate in November.

"[If] you've got a 45- to 55-seat gain in the House and a Democratic Senate, impeachment hearings will happen," Olsen, a senior fellow at the conservative Ethics and Public Policy Center, told Hill.TV's Joe Concha on "What America's Thinking."

"If you have a real blue wave. If you have the sort of wave, the late break that happened in 2006 where Democrats, from this point, they were ahead in the generic ballot, but they gained 6.6 percent between this point in 2006 and the Election Day, that will give the Democrats the Senate," he said.

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A number of prominent Democrats including Reps. Luis Gutiérrez (D-Ill.) and Al Green Alexander (Al) N. GreenThe Memo: Trump's race tactics fall flat Trump administration ending support for 7 Texas testing sites as coronavirus cases spike The Hill's Coronavirus Report: Miami mayor worries about suicide and domestic violence rise; Trump-governor debate intensifies MORE (D-Texas) have called for impeaching Trump, but the party's leaders in Congress have said Democrats should avoid talking about impeachment in the run-up to the midterms in November.

“At this point in time, it would be a distraction. There will be time for that,” House Democratic Whip Steny Hoyer Steny Hamilton HoyerOn The Money: Anxious Democrats push for vote on COVID-19 aid | Pelosi, Mnuchin ready to restart talks | Weekly jobless claims increase | Senate treads close to shutdown deadline Vulnerable Democrats tell Pelosi COVID-19 compromise 'essential' Anxious Democrats amp up pressure for vote on COVID-19 aid MORE (Md.) said last month. “We need to get through this election; we need to deal with the economic issues; we need to deal with the health-care issues of the American people."

— Julia Manchester