WASHINGTON (AP) — The Obama administration declared Alzheimer's one of the country's biggest health challenges May 15, adopting a national strategy that sets the clock ticking toward better treatments by 2025 — along with help for suffering families today.

"What we know is a lot more needs to be done and it needs to be done right now, because people with Alzheimer's disease and their loved ones and caregivers need help right now," Health and Human Services Secretary Kathleen Sebelius said in announcing the first National Alzheimer's Plan.

SAN ANTONIO (AP) — Gov. Rick Perry remained mum May 15 on whether he is content with the University of Texas at Austin president whose supporters are rallying for amid speculation his job leading the flagship campus is in jeopardy.

"That's for the Board of Regents to make that decision," Perry said. "I've got a state to oversee. I don't spend all my time focused on one institution of higher learning."

DES MOINES, Iowa (AP) — Republican Mitt Romney said May 15 that President Barack Obama's support for increased federal debt has put the economy on a disastrous course, portraying himself in a speech in battleground Iowa as the defender of fiscal responsibility and his opponent as reckless.

Calling for sharp spending cuts and a long-term budget discipline, Romney is trying to frame the campaign against the Democrat as a contest of fairness vs. irresponsibility.

PORT ST. JOHN, Fla. (AP) — A Florida mother who fatally shot her four children before killing herself May 15 called three of the kids who had sought help from a neighbor back to the house before firing the fatal shots, authorities said.

Tonya Thomas, 33, fatally shot her four children, who ranged in age from 12 to 17, said Lt. Tod Goodyear, a spokesman for the Brevard County Sheriff's Office.

Three of the children had gone to a neighbor's front door before dawn to say their mother had shot them. The mother then called the children back to the house and killed them, Goodyear said.