• In this May 10, 2016 file photo, Republican presidential candidate Donald Trump speaks during an interview with The Associated Press in his office at Trump Tower in New York. Trump trails Hillary Clinton’s campaign by months - even years - in using the fast-evolving tool of digital campaigning to win over voters, say data scientists in the GOP ranks. Trump has dismissed the science that has come to define 21st Century competitive political campaigns, a political tool that President Barack Obama successfully deployed in winning two terms and the Clinton campaign has been working on for at least 11 months. (AP Photo/Mary Altaffer, File)

    On cutting-edge voter data, Trump critically behind Clinton

    PHILADELPHIA (AP) — Donald Trump trails Hillary Clinton by months, even years, in using fast-evolving digital campaigning to win over voters, data specialists working with the GOP say.

  • In this May 19, 2016 file photo, Susan Popovich organizes campaign efforts for Democratic presidential candidate Bernie Sanders out of a union hall in Santa Fe, N.M. The divide between Democrats is on stark display in New Mexico, which votes in the final round of state primaries June 7. Sanders supporters have been speed-dialing the nation from cafes, libraries and union halls and are not about to give up before the final round of state primaries. Hillary Clinton holds the advantage nationally and has locked in support from New Mexico superdelegates and other local powerbrokers. (AP Photo/Morgan Lee)

    New Mexico shows deeply divided Democratic loyalties

    SANTA FE, N.M. (AP) — Tapping free WiFi at public libraries and cafes and hawking T-shirts and bumper stickers out of a Santa Fe hemp clothing store, autonomous cells of Bernie Sanders volunteers in New Mexico have been feverishly fundraising and speed-dialing voters for months.

  • This Nov. 2012 file photo shows California Attorney General Kamala Harris speaks during a news conference Friday Nov.16,2012 in Los Angeles. Harris is running TV ads in Spanish in Southern California and touting her support from union icon Dolores Huerta in a low-key strategy to drive fellow Democrat Loretta Sanchez out of the race for California's open U.S. Senate seat. But a virtually unknown Republican field makes it more likely voters will see the two Democrats on the ballot again in November. (AP Photo/Richard Vogel,File)

    California US Senate choice could come down to 2 Democrats

    LOS ANGELES (AP) — California Attorney General Kamala Harris would love to deliver an election-day surprise by ousting her strongest rival and fellow Democrat, Rep. Loretta Sanchez, from the race for the state’s open U.S. Senate seat.

  • In this May 11, 2016, photo, Jeremy Wiggins poses for a photo in Columbia, Mo. Wiggins, a 20-year-old business administration major at the University of Missouri-Columbia, is a supporter of Donald Trump and has been elected to be a delegate from Missouri to the Republican National Convention where he plans to cast his delegate vote for Trump. While most polls show Bernie Sanders is the overwhelming favorite of millennials, some young voters are taking a serious look at Trump as the primary season rolls on.  (AP Photo/Jeff Roberson)

    Dump Trump? Some millennials aren’t so sure

    COSTA MESA, Calif. (AP) — Brendan De Regla drove three hours and waited in line for half a day to see Donald Trump speak at a rally in Southern California.

  • Democratic presidential candidate Hillary Clinton pauses as she speaks at a rally at Hartnell College, Wednesday, May 25, 2016, in Salinas, Calif. (AP Photo/John Locher)

    State Department email report complicates Clinton’s message

    LAS VEGAS (AP) — Hillary Clinton is telling voters not to trust Donald Trump. But a new government report about her usage of a private email server as secretary of state is complicating that message.

  • Democratic presidential candidate Sen. Bernie Sanders, I-Vt., poses for a photo after an interview with The Associated Press, Monday, May 23, 2016, in Los Angeles. (AP Photo/Jae C. Hong)

    Sanders: Democratic convention could be ‘messy’

    LOS ANGELES (AP) — Democratic presidential candidate Bernie Sanders says the Democratic National Convention in Philadelphia and his push to make the party more inclusive could get “messy” but asserts in an interview with The Associated Press: “Democracy is not always nice and quiet and gentle.”