Democrats have no federal contests that would allow them to check President Trump’s power, but governors’ races, mayoral contests and referendums will test momentum and divisions in both parties.

Meet Mark Grebner, the Michigan statistician who helped pioneer the science of predicting whether someone will vote Republican or Democratic.

The 6.3-magnitude quake struck near Mazar-i-Sharif, a northern city known for its magnificent Blue Mosque, which suffered damage.