SENATE BATTLEGROUND MAP: The race for control of the Senate is as tight as it can be

• The 2018 US Senate elections are full of tight races, polling shows.
• Entering the midterms, Republicans hold a 51-to-49 seat majority in the upper chamber of Congress.
• A few seats changing hands could flip the body to Democratic control.
• But Democrats are faced with a challenging map.

The battle for control of the Senate is as tight as can be, RealClearPolitics polling averages show. 

This week, Republicans made small gains in Indiana and Montana while slightly improving their lead in Texas. Democrats, meanwhile, made slight gains in Florida while building on leads in Arizona and Wisconsin, most notably.

As of Tuesday, candidates are separated by 2 points or less in five races, while the separation is less than 4.5 points in three additional contests:

See the rest of the story at Business Insider

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