North Carolina voters face upended Senate race
GOP Senator Thom Tillis tested positive for COVID-19, and Democratic challenger Cal Cunningham is embroiled in a sexting scandal.
Dems crushing GOP incumbents in ad spending in key Senate races
In some cases, the Democrats have outspent Republican incumbents by as much as 2 to 1.
Census delays could take toll on states
States rely on decennial census data to redraw their congressional and legislative districts.
Ed Markey beats Joe Kennedy III in Massachusetts Senate primary
Congressman Kennedy was the first member of his family to have to give a concession speech after a congressional race in Massachussets.
A Kennedy is on the ballot in Massachusetts. Here's why he's not guaranteed a victory.
Recent polling shows incumbent Senator Ed Markey up against Congressman Joe Kennedy III, the grandson of Robert F. Kennedy.
Primary results: Kris Kobach loses Kansas Senate primary
While President Trump had not waded into this race, he backed Kobach in the 2018 gubernatorial race.
Trump heads to Georgia, one of the new 2020 battleground states
The latest CBS News Battleground Tracker poll rates Georgia as a toss-up for the presidential election; currently, Biden leads Trump by two points.
Former Trump doctor wins congressional runoff in Texas
Despite increasing coronavirus cases,early turnout for a runoff election is high.
GOP senators pass on Republican convention as virus cases surge
This year's Republican National Convention was upended by the coronavirus pandemic.
Colorado Democrats face off in primary ahead of key Senate election
Former Governor John Hickenlooper is considered the frontrunner in the primary to face Cory Gardner in November.
Kentucky Senate primary pits establishment favorite against progressive insurgent
Primary candidate Charles Booker has gained traction in recent weeks over Amy McGrath.
Vulnerable GOP senators leave Trump out of campaign ads
Most are using their campaign ads to highlight their efforts to help Americans through the COVID-19 pandemic.
Trump's convention speech now will be in Jacksonville, Florida
President Trump said earlier he was "forced" to seek another location after North Carolina's Governor Roy Cooper wanted the RNC to scale back the convention.
RNC tours Savannah in search for new host for Republican convention
After dropping Charlotte, the RNC is searching for a new city to host the nominating convention. Officials are expected to visit Phoenix and Dallas later this week.
Senate seats Democrats and Republicans are hoping to flip
There are 35 seats up for election in 2020, and Democrats are hoping to crack the GOP's slim 53-47 majority in November.