@ pol.qu.edu, July 2

[....] American voters are divided on when the U.S. Senate should consider President Trump's Supreme Court nominee, as 46 percent say the Senate should consider the nomination and 48 percent say the Senate should not consider the nomination until after the November elections. 

[....] American voters say 65 - 24 percent, including 48 - 37 percent among Republicans, they would like to see the U.S. Supreme Court be a check on President Trump. 
Voters say 71 - 20 percent, including 51 - 36 percent among Republicans, they would like to see the U.S. Congress be a check on the president. [....]

If the election for the U.S. House of Representatives were held today, 50 percent of American voters say they would vote for the Democratic candidate, as 41 percent say they would vote for the Republican candidate. 
Independent voters back the Democratic candidate 49 - 35 percent. 
There are wide gender and racial gaps:

• Men go Republican 50 - 42 percent as women go Democratic 58 - 33 percent;
• White voters are divided 46 - 46 percent. Backing Democratic candidates are black voters 80 - 13 percent and Hispanic voters 60 - 35 percent.

American voters disapprove 78 - 15 percent of the way Congress is handling its job [.....]