Your daily look at late-breaking news, upcoming events and the stories that will be talked about today:
1. BOMBINGS INVESTIGATOR: 'SOMEBODY KNOWS WHO DID THIS' : The FBI appealed to the public for pictures or information that could lead them to arrests in the marathon explosions.
2. WHAT BOMBS IN BOSTON WERE MADE OF: The explosives-builder used kitchen pressure cookers packed with metal shards, nails and ball bearings.
3. WHO SENT POISON-LACED LETTER TO MISSISSIPPI SENATOR: Lawmakers say a person who writes letters often to them is the suspect in the mailing of a letter containing ricin to Sen. Roger Wicker.
4. STEPPED-UP SECURITY FOR THATCHER FUNERAL: World leaders from 170 countries are attending today and 4,000 police officers will secure the route that will take the former prime minister's coffin to a London cathedral.
5. BACKGROUND CHECKS BILL IN PERIL: An Associated Press-GfK poll shows public support for gun control fell from 58 percent to 49 percent as the Senate debates tougher restrictions.
6. AIRLINE PROMISES NORMAL OPERATIONS AFTER COMPUTER CRASH: American Airlines' outage forced it to ground all U.S. flights for hours, leaving tens of thousands passengers stranded.
7. SANFORD IN TROUBLE WITH EX-WIFE: The former South Carolina governor who divorced after admitting an affair was accused of trespassing at her home.
8. MARATHON ANOTHER 'SOFT TARGET' IN U.S. : The AP's Allen G. Breed reports that the Boston bombings join movie theaters, malls and schools as one of many public spaces targeted for mass violence.
9. WHY FOX PULLED 'FAMILY GUY' EPISODE ON BOSTON MARATHON: The March 17 episode removed from websites shows main character Peter Griffin mowing down runners with his car at the race.
10. MADDEN REMEMBERS SUMMERALL AS 'THE VOICE OF FOOTBALL': The NFL-player-turned -broadcaster, who died at 82 spent half of his four-decade career famously paired with Madden.
5 THINGS TO KNOW TODAY IN FLORIDA
1. MAN CONVICTED OF TODDLER MURDER UP FOR PAROLE: The man convicted of an infamous 1989 murder of a 2-year-old in a toilet bowl will have his first parole hearing. The possible release of 46-year-old Thomas Coe will be considered by the Florida Parole Commission on Wednesday. Coe received a life sentence in the death of stepson Bradley McGee in Polk County.
2. ONLINE TAX DISPUTE GOING TO FLORIDA SUPREME COURT: An appeals court has denied a rehearing in a dispute over how much tax online travel companies must pay on hotel rooms booked in Florida. But the court did pass the case directly to the Florida Supreme Court. The 1st District Court of Appeals decided Tuesday. It had ruled in a split decision that taxes are due on what the companies pay to the hotels but not on the full amount charged to customers.
3. BAR: FLORIDA LAWYER SUSPECTED IN $3 MILLION FIRM THEFT: The Florida Bar is seeking emergency suspension of the law license of a South Florida attorney suspected of stealing more than $3 million from his firm's accounts. Bar officials asked the Supreme Court on Tuesday to suspend the license of Timothy McCabe of Boca Raton. Court documents show that McCabe allegedly took the money from his firm's trust accounts where clients' funds are deposited.
4. OFFICIALS CRACK DOWN ON ARCHAEOLOGICAL POACHERS: Marion County officials are working to stop archaeological poachers. The County Commission is debating whether to create an ordinance that would outlaw the unauthorized removal of historical artifacts from county parks. Officials say the county now is powerless to prevent people from unearthing pieces of the past and keeping it for themselves.
5. STATEWIDE WAGE THEFT BILL CLEARS HOUSE JUDICIARY COMMITTEE: The Florida House Judiciary panel has cleared a bill that would set uniform state standards for employees to seek compensation when they say they haven't been paid their full wages. The bill advanced Tuesday by a 12-6 vote.
■ TODAY AND EVERY DAY: Click here for links to recent arrest reports and mug shots in Collier and Lee counties.