It’s a battle between Katy Perry and Katie Perry. One is an international pop super star, the other an Australian fashion designer. 

Now after 15 years the case has reached its climax, landing in the High Court. 

So, who will get to claim the name? 

Today, Dr Sarah Hook an intellectual property law expert at UTS steps us through the trademark fight and what it could mean for all Australian brands. 

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Dr Sarah Hook, Senior Lecturer at the School of Law at University of Technology Sydney

Kilmar Abrego Garcia was sent to a brutal prison in El Salvador, even though the migrant living in the United States had never been convicted of a crime. 

Now, Donald Trump is refusing to follow a Supreme Court order to bring the man back to the United States. 

Today, we take you inside the notorious prison where the migrant was first held with SBS Dateline reporter Catalina Florez and look at President Trump’s deal with El Salvador’s president, the self-described ‘world’s coolest dictator’. 

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Catalina Florez, SBS reporter

There’s a stark difference between Labor and the Coalition on energy policy at this election. 

Listeners of ABC News Daily have asked us to delve deeper into how Labor’s renewable energy targets stack up against the Coalition plans for nuclear power and gas. 

Today, political correspondent Melissa Clarke steps us through the fork in the road facing voters.  

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Melissa Clarke, ABC Radio National Breakfast political correspondent

Pope Francis has died. 

The Vatican announced his death on Easter Monday. 

He appeared at St Peter’s Square to bless thousands of people on Easter Sunday just hours before his death.  

The head of the Catholic Church had been in increasingly poor health including spending a lengthy time in hospital with pneumonia. 

The Catholic world is now in mourning for the 88 year old who was elected in March 2013. He’ll be remembered for the progressive, no frills approach he brought to the church.

Today, Vatican Correspondent for the National Catholic Reporter, Christopher White on Pope Francis’s life and legacy.  

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Christopher White, National Catholic Reporter

A big concern since Donald Trump returned to the White House has revolved around his authoritarian style and what it means for the future of US democracy. 

So when he says he’s not joking about the possibility of serving another term as President, which is banned under the US constitution, it’s not just seen as a flippant comment. 

Today Philip Klinkner a professor of government at Hamilton College in Clinton New York on how Trump could actually do it 

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Philip Klinkner, Professor of Government, Hamilton College, New York

This week, Peter Dutton and Anthony Albanese unveiled big new policies supposed to make it easier for young Australians to buy their first home.

From a five percent deposit scheme to tax deductions for mortgage interest, will the policies really help and which party will leave Australians in a better position?

Recently, we brought you our Housing Hostages series with our business editor Michael Janda, all about the housing crisis, how we landed in it and how we get out of it.

Today, Michael is back to explain the new policies and analyse what they’d do to the housing market.

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Michael Janda, ABC business editor

In two and a half weeks you’ll be heading to the polling booth to decide who you want to lead the country for the next three years.

Right now, the polls suggest that Labor’s Anthony Albanese is on track to be elected again, with Peter Dutton’s Coalition trailing.

Today, host of the ABC’s 7.30 program, Sarah Ferguson, on what you need to know about the campaign so far and why anything associated with Donald Trump is now toxic to Australian politics.

She explains how the Coalition’s apparent nods to ‘Trumpism’, like appointing a shadow minister for government efficiency and targeting work from home policies have seemingly backfired. 

Plus, her analysis on a listener question about the relevance of the Labor and Liberal leader’s backstories; Albanese from public housing and Dutton the Queensland police officer. 

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Sarah Ferguson, host of 7.30

China has been the main target of Donald Trump and his big tariffs.

But can the world’s second largest economy weather the storm and even win the trade war against the United States? 

Today, an expert in China’s politics, Neil Thomas, from the Asia Society Policy Institute in Washington on why President Xi Jinping already has the upper hand. 

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Neil Thomas, fellow of Chinese politics at the Asia Society Policy Institute in Washington DC

The rental crisis remains one of Australia’s biggest issues as rent rises increasingly outpace wage growth. 

Families on an average income have been priced out of a third of postcodes in five capital cities, with Perth now overtaking Sydney as the least affordable place to rent. 

Today, data journalist Inga Ting on the latest data, what the problem is doing to our cities and how the plight of renters can be improved. 

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Inga Ting, data journalist with the ABC's Digital Story Innovations

US tariffs have caused Trump-supporting billionaires to lose big in market turmoil, but none more so than Elon Musk, whose net worth has shrunk by $130 billion this year. 

Now, open feuding with another advisor in the Trump administration over tariff policy could mark a shift in Musk’s relationship with the White House.

But when Musk’s time leading the Department of Government Efficiency is over, will it have been worth it?

Today, Wired reporter Vittoria Elliot on what comes next for the world’s richest man. 

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Vittoria Elliot, Wired reporter