US holders of defaulted Argentine bonds have stepped up their campaign for full repayment of their loans by detailing how 14 senior Argentine officials experienced “dramatic and often unexplained increases” in their personal wealth during service in the Kirchner administrations, the Irish Times reported.

Valeant Pharmaceuticals International Inc will scoop up bankrupt cancer vaccine maker Dendreon Corp, after no additional qualified bids came forward by Tuesday's deadline, Valeant said. A potential buyer dropped from the bidding process, three sources close to the sale told Reuters earlier. Valeant, of Laval, Quebec, will get Seattle-based Dendreon's Provenge cancer treatment and other assets for $400 million in cash. Dendreon and Valeant will seek court approval of the sale on Feb. 20, Valeant said. It expects to close the deal by the end of this month.

Cliffs Natural Resources Inc. sought creditor protection in Canada for its Bloom Lake iron ore mine, potentially cutting the cost of closing it down, Bloomberg News reported. Bloom Lake General Partner Ltd. and certain affiliates started restructuring proceedings in Montreal under Canada’s Companies’ Creditors Arrangement Act, Cliffs said in a statement on Tuesday. Cliffs, the largest U.S. iron ore producer, has been looking at options to sell Bloom Lake for several months and said earlier this month it suspended production there amid a slump in prices.

AT&T Inc said on Monday it would buy bankrupt NII Holdings Inc's wireless business in Mexico for $1.875 billion in a move to create a larger Mexican wireless player that will have a better chance of competing with No. 1 America Movil, Reuters reported. NII Holdings, the parent of Nextel operators in Latin America, filed for bankruptcy protection in the United States in September after struggling with $5.8 billion in debt and fierce competition in Brazil and Mexico. It is still exploring options for its larger Brazilian operations.

Target Corp will exit the Canadian market after less than two years in a surprise retreat that will throw more than 17,000 employees out of work and trigger a $5.4 billion quarterly loss. Shares of the U.S. discount retailer, which was granted creditor protection for its money-losing Canadian subsidiary, at one point rose more than 4 percent on the move. The stock was up 2.2 percent at $75.94 in afternoon trade on the New York Stock Exchange.

The highly critical judgment in the bankruptcy trial of former Anglo Irish Bank chief executive David Drumm has been passed to the office of the US Trustee, which can refer the judge’s findings to the department of justice and recommend criminal charges on perjury and fraud, the Irish Times reported.

Victims of the Lac-Megantic oil-by-rail disaster that killed 47 people in the Canadian province of Quebec in 2013 agreed to a nearly $200 million settlement with some of the firms involved, including the insolvent rail operator at the center of the tragedy, a lawyer for the victims said on Friday. Montreal Maine and Atlantic (MMA), along with its insurers, founder Edward Burkhardt, and various other companies, will pay into the settlement fund, which will be distributed to the victims of the train derailment and explosion, lawyer Peter Flowers of Meyers & Flowers in Chicago told Reuters.

Canada’s Nortel Networks Corp. is appealing a U.S. court ruling that could put the bulk of the dissolved company’s cash into the hands of distressed-debt trading firms, The Wall Street Journal reported. The ruling under attack blessed a settlement between Nortel’s U.S. unit and investors who bought the company’s debt after its 2009 collapse. The pact allows bondholders to collect more than $1 billion in interest on their $4 billion holdings in the former telecommunications company.

Three units of PT Bumi Resources, Asia’s most-indebted coal miner, filed for creditor protection in the U.S. after failing to make a semi-annual interest payment, Bloomberg News reported. Bumi Investment Pte Ltd listed assets and debt of as much as $1 billion each in Chapter 15 papers filed today in U.S. Bankruptcy Court in Manhattan. Bumi Capital Pte and Enercoal Resources Pte also sought court protection. Companies use Chapter 15 of the Bankruptcy Code to fend off creditor claims in the U.S. while they reorganize their finances elsewhere.

U.S. Steel is indefinitely idling its coke-making operations in Hamilton as it restructures the company and looks for a potential buyer — part of what a union head calls a piece-by-piece dismantling of the plant, CBC.ca reported. The company is “hot idling” the coke battery, which means it won’t be used after Nov. 1 but will remain prepped for future use. About 100 workers are affected, said Rolf Gerstenberger, president of the United Steelworkers Local 1005. Some will be reassigned to other duties, while others may be laid off.