At least 21 people were killed and 18 injured in a fiery bus crash in a borough of Venice, Italy, across the lagoon from its historic centre, where firefighters and other emergency responders worked into the night trying to extract bodies and squelch the flames.

Speaker Kevin McCarthy was voted out of the job in an extraordinary showdown, a first in US history that was forced by a contingent of hard-right conservatives and threw the House and its Republican leadership into chaos.

Two men of Indian origin in the US have pleaded guilty to their participation in a multi-million dollar fraud scheme by obtaining loans under an economic assistance plan following the Covid-19 pandemic in the country, the justice department said.

Prime Minister Justin Trudeau on Tuesday said Canada was not looking to "escalate" the situation with India amid the diplomatic row between the two countries over the killing of a Khalistani separatist and asserted that his government will continue to have "constructive relations" with New Delhi.

The Biden Administration has engaged with the Indian government on a number of occasions urging them to cooperate with Canada in its investigations into the death of Khalistani separatist Hardeep Singh Nijjar, a US State Department official has said.

The "largest" statue of B R Ambedkar outside India is all set to be unveiled in Maryland on October 14, the organisers have said.

More than 100 dolphins have died in the Brazilian Amazon rainforest in the past week as the region grapples with a severe drought, and many more could die soon if water temperatures remain high, experts say.