BBC World News Headlines

Florida school shooting: Students demand tighter gun controls
Survivors of Wednesday's shooting demand tighter gun controls, criticising President Donald Trump.
Israel Gaza: Four Israeli soldiers injured in border blast
Israeli media say this is the worst Gaza border incident since the 2014 war with Hamas militants.
Rare cello returned after knifepoint theft in Paris
The instrument, made in 1737, is worth more than €1m but was returned undamaged.
Russia-Trump inquiry: Russian foreign minister dismisses FBI charges
The Russian foreign minister reacts a day after the US indicted 13 Russians over election meddling.
Mexico earthquake: Helicopter crashes in emergency killing 14
The aircraft was carrying Mexico's interior minister and the Oaxaca state governor but both survived.
New scanning technique reveals secrets behind great paintings
An innovative scanning system is making it easier to find the hidden stories behind artworks.
Pope renews Vatican's anti-sexual abuse panel
Pope Francis reactivates his child protection panel on sexual abuse amid fresh controversy.
Grace Mugabe PhD: Arrest made over corruption allegations
An investigation was launched after the former first lady was awarded a doctorate in just months.
Pakistan: Zainab Ansari's killer gets four death sentences
Man sentenced to death for raping and killing six-year-old girl whose murder sparked outrage in Pakistan.
Nirav Modi fraud investigation makes first arrests
Three people have been arrested over alleged fraud linked to a luxury celebrity jeweller.