National Business

SEOUL, Korea, Republic Of — North Korean leader Kim Jong Un vowed all-out efforts to bolster his country's nuclear deterrent during a major ruling party meeting where he earlier laid out plans to work toward salvaging the broken economy.

Boeing Co. got a bump in orders and deliveries of new planes in December, but it wasn't enough to salvage a poor year for the big aircraft maker.

WASHINGTON — The Senate Finance Committee announced Tuesday that it will hold a confirmation hearing for Treasury Secretary-nominee Janet Yellen on Jan. 19.

LAS VEGAS — Sheldon Adelson, who rose from a modest start as the son of an immigrant taxi driver to become a billionaire Republican powerbroker with a casino empire and influence on international politics, has died. He was 87.

NEW YORK — The attack on the U.S. Capitol last week brought more viewers to CNN than any other single day in the network's 40-year history. CNN averaged 5.2 million viewers last Wednesday, eclipsing its previous high of 5.

LAVAL, Que. — Convenience store giant Alimentation Couche-Tard is confirming its interest in acquiring France-based grocery chain Carrefour SA.

MONTREAL — Transat AT has reconfirmed its unanimous support for its proposed acquisition by Air Canada while issuing a clarification about a proposal from telecom owner Pierre Karl Peladeau.

TORONTO — The Canadian Federation of Independent Business is criticizing new provincial lockdown rules in Ontario, saying they are unfair to small businesses.

NEW YORK — Anyone flying to the U.S. will soon need to show proof of a negative test for COVID-19, health officials announced Tuesday.

TORONTO — Canada's main stock index climbed slightly higher, helped by gains in the energy sector as the price of oil hit its highest level in 11 months. West Texas Intermediate climbed above US$53 a barrel. "It's really a remarkable move.