UPDATE 2-Toshiba's Westinghouse to file for Chapter 11 -Japan govt
* Toshiba board approved filing at board meeting - Nikkei Westinghouse nuclear projects dogged by delays, cost overruns (Recasts with Japan government comment)
PARIS Nov 9 Lafarge expects markets to remain challenging and contrasted in 2013, its chief executive said on Friday.
Bruno Lafont also told analysts that he is comfortable Lafarge will secure asset disposals worth 1 billion euros ($1.27 billion) this year as part of a plan to shrink the group's debt pile below 10 billion. ($1 = 0.7857 euros) (Reporting by Elena Berton; Editing by James Regan)
March 28 Signet Jewelers Ltd has been hit with a securities fraud class action lawsuit, accusing the retailer of failing to disclose facts regarding sexual harassment allegations against executives at its Sterling Jewelers unit, court documents showed.