Alex is the longest-serving on-screen journalist on C4 News since the channel began. In more than 25 years he's covered over 20 wars; led major investigations and continues to front the programme from around the world.
His journalism has won several BAFTA and EMMY awards; two New York Film and TV Awards and in 2011/12 he was named TV Journalist of the Year by the Royal Television Society.
He's written two books about the 1991 Gulf War and a travelogue about cycling across India.
He has been External Examiner at Cardiff and currently Bournemouth Schools of Journalism and is Honorary Fellow in Journalism at Falmouth School of Journalism.
Today the London Mayor rolled out what he says is the world’s toughest permanent ULEZ – Ultra Low Emissions Zone.
The ISIS caliphate may have been blasted from the map across Iraq and Syria – but its legacy remains.
It’s been a week and a half since Cyclone Idai hit south eastern Africa and there are still people being rescued as its flood waters recede.
The death toll from the cyclone that ripped across south eastern Africa just over a week ago has now risen above 700 in the three hardest-hit countries.
The number of people killed in Mozambique after a cyclone tore through southern Africa and triggered devastating floods has risen to more than 400.
In southern Africa, the first reports are emerging of an outbreak of cholera as conditions worsen for those affected by Cyclone Idai. We report from Beira, the port city in the centre of Mozambique which has been isolated by the flood.
Flooding destroyed hundreds of thousands of homes and officials in Mozambique say 15,000 people still need to be rescued from floodwaters. Many are still clinging to trees without food or clean water.
Two 17-year-olds and a 16-year-old died, while another 16-year-old girl remains in hospital.
It’s nearly half a century since one of the darkest days in Northern Ireland’s Troubles.
Earlier today the government published its plans for tariffs on imports if we do hit a no-deal departure.
Soldiers from the Parachute Regiment will find out if they are to be prosecuted for the deaths of 14 people in the Bloody Sunday massacre.
We speak to some of the Islamic State prisoners in Mosul and the Iraqi special forces trying to find the fighters who’ve gone to ground.
Karen Bradley has been forced to apologise over comments she made about The Troubles.
Civilian areas of Idlib Province are being heavily bombed as President Assad makes his final push for total victory in the eight-year long civil war.
In the search for alternative energy sources for the UK, there seemed to be one obvious place to look – underground.