Iran has threatened to retaliate against Gulf energy and water after an ultimatum for US President Donald Trump. Late on Saturday, Trump threatened to hit Iran's electricity grid if Iran didn't open the Strait of Hormuz. Meanwhile, Israel launched a wave of strikes on Tehran early Sunday, local time, and Iran retaliated with missiles. Jamie Clarke reports.

Blasts were heard and air raid sirens sounded in Jerusalem after the Israeli military warned of incoming missile fire from Iran. The counter attacks by Iran on targets in Israel and US assets in the Persian Gulf continue, despite US President Donald Trump giving Tehran a 48-hour ultimatum to open the Strait of Hormuz. Frank Yung reports.

US President Donald Trump has been sending mixed messages in the lead-up to his ultimatum to Iran to open the Strait of Hormuz of face energy obliteration. Our US correspondent Simon Marks tells Janice Lo that Trump's indecision is adding to the global energy crisis.

The Lebanese health ministry says more than 3,800 people have been killed or injured in ongoing Israeli strikes on Lebanon. On Sunday, Israel struck a main bridge linking Lebanon's south to the rest of the country. It’s also ordered its military to step up the demolition of Lebanese homes near the southern border. Jamie Clarke reports:

The European Union is desperate to de-escalate the war in the Middle East, and is particularly concerned about the closure of the Strait of Hormuz. A fifth of the world's energy supplies crosses the waterway and the EU foreign policy chief has been frantically speaking with top officials in Iran and other countries to try to broker a breakthrough. Nazvi Careem reports.

Sri Lanka raised fuel prices by 25 percent on Sunday, the second increase in two weeks, as the country prepared for more impact from the war in the Middle East. As Priscilla Ng reports, there are concerns that the prolonged conflict could hinder Colombo's efforts to emerge from the economic meltdown of 2022.

Premier Li Qiang says protectionism is not a panacea for solving problems, and that healthy competition and cooperation could bring a win-win outcome. Speaking at a forum in the capital, Li also stressed China would continue to pursue free trade and open up. Wallis Wang reports:

The governor of the People's Bank of China said Beijing will maintain a supportive monetary policy stance to create a favourable environment for stable economic growth, high-quality development, and the smooth operation of financial markets. Priscilla Ng reports:

Financial Secretary Paul Chan says Hong Kong, being a regional sustainable finance hub, is playing its part to drive green transformation around the world. Chan noted that energy reliance has now become an urgent issue worldwide, and SAR's strengths in green finance and green technology would have even more room for development. Frank Yung reports.

Education minister Christine Choi says a government plan for under-enrolled primary schools to merge is not designed to save them as she called on sponsoring bodies to plan ahead in case of insufficient pupil intakes. Frank Yung reports.

Executive Councillor Jeffrey Lam says Hong Kong’s first five-year plan has to be well-rounded to set a clear direction for the SAR’s development. Wallis Wang has more.

Authorities in Cuba are starting to gradually restore power after its grid collapsed for the second time in a week. That’s as a US oil blockade deals a major blow to the islands already ailing energy infrastructure. Jamie Clarke has the details:

Less than ninety days before the Fifa Men’s World Cup, which will be co-hosted by Mexico, migrants are playing their own football tournament in Mexico City - as thousands weigh whether to continue their journey north, return home, or settle in the Latin American country. Jamie Clarke has more.

Manchester City roared to their ninth English League Cup title after seeing off Arsenal two-nil in the final at Wembley. Pep Guardiola's side capitalised on costly errors by the Gunners in the second half to win their first crown in the domestic competition in five years. Nazvi Careem has more.

In the English Premier League, Sunderland inflicted more derby pain on rivals Newcastle after storming back for a 2-1 victory. Tottenham Hotspur, meanwhile, plunged even closer to relegation after falling to Nottingham Forest. Cecil Wong has more.

Fourth-placed Tai Po notched a second straight win in the Hong Kong Premier League after beating Rangers 2-0. South District, meanwhile, drew two-all with North District in the regional district derby. Our Asia football correspondent, Chris KL Lau, has more on local fixtures from over the weekend.