Your daily look at late-breaking news, upcoming events and the stories that will be talked about Thursday:
1. WHICH REPUBLICAN CAME OUT SWINGING
Marco Rubio finally takes on Donald Trump in a freewheeling Republican debate ahead of Tuesday's crucial primaries, but is it too late?
2. ANOTHER US SHOOTING SPREE
A gunman armed with an "assault-style" weapon shot three people before storming the Kansas factory where he worked, killing three people and wounding 14 others before being shot dead by an officer.
3. US MILITARY LAUNCHES CYBERATTACKS ON THE ISLAMIC STATE GROUP
U.S. officials tell The AP that the U.S. military is using the online attacks to erode the Islamic State group's recruiting efforts on social media and across the Internet.
4. IRANIANS HEAD TO THE POLLS
Iran holds its first parliamentary elections since its landmark nuclear deal with world powers last summer, in part a referendum on the policies of moderate President Hassan Rouhani.
5. US PAYMENTS TO AFGHANS IN CLINIC ATTACK CALLED INADEQUATE
The U.S. military is paying hundreds of thousands of dollars to wounded survivors and relatives of 42 Afghans killed when an American gunship attacked a hospital run by Doctors Without Borders, which says the "sorry money" doesn't compensate for the loss of life.
6. WHERE A CEASE-FIRE COULD EMPOWER PUTIN
A cease-fire is set to effect Friday night in Syria, where Russian President Vladimir Putin could emerge as a peace broker with international stature.
7. BUTTERFLIES AND BIRDS IN TROUBLE
A United Nations-sponsored scientific report warns that too many species of pollinators crucial to the world's food supply are nearing extinction.
8. SURGEONS PERFORM FIRST UTERUS TRANSPLANT IN US
The operation on a 26-year-old woman used a deceased donor's uterus, an experimental treatment that might be an alternative for women who lack wombs and want to give birth.
9. CHINA RULES OUT WEAKENING ITS CURRENCY
The move by China's central bank chief aims to boost exports, as global finance ministers open a closely watched meeting in Shanghai.
10. FIFA VOTES FOR A NEW CHIEF
The support of most nations in Africa and Asia and the backing of one of sports' biggest power brokers could be enough to put Sheikh Salman of Bahrain in charge of the world's most popular sport.