News brief: Big stories of the day

China's Foreign Ministry on Saturday expressed "serious concern" about US comments on North Korea as it slammed President Donald Trump over "irresponsible accusation''.

In a major decision, the Defence Ministry on Saturday gave its nod to acquisition of 111 utility helicopters for the Navy at a cost of over Rs 21,000 crore besides approving separate procurement proposals worth nearly Rs 25,000 crore, according to officials.

The North Delhi Municipal Corporation (NDMC) said on Saturday denied the reports to rename Ramlila Maidan after former prime minister Atal Bihari Vajpayee, even as Delhi Chief Minister Arvind Kejriwal took a dig at Prime Minister Narendra Modi on the matter, reported news agency PTI.

Pope Francis marked the first papal visit to Ireland in 39 years by acknowledging that the failure of Church authorities to adequately address "repugnant" clerical child abuse crimes there remains a source of shame for the Catholic community.

Russian opposition leader Alexei Navalny has been detained in Moscow, his spokeswoman Kira Yarmysh wrote on Twitter on Saturday.