Trump tests and looming battleground races highlight Tuesday’s primaries (opens original article in a new tab)

Trump's endorsements and key battleground races dominate Tuesday's primaries, with significant Senate and governor races in Georgia, Oklahoma, and DC.

• Trump's endorsements are critical in Georgia Senate runoff between Mike Collins and Derek Dooley.
• Georgia governor's race runoff features Trump-backed Burt Jones vs. billionaire Rick Jackson.
• Oklahoma primaries include Trump-backed candidates in governor and Senate races.
• DC Democratic mayoral race highlights progressive vs. establishment factions.