Dec 20 Facebook Inc :
* Facebook - introducing a marketing program to invite people to share and talk about events and moments that are happening in communities and around the world
* Messages from Facebook will appear at the top of news feed about a specific event or moment Source text (bit.ly/2hPIBc0) Further company coverage:
BRIEF-Xtreme Drilling Corp announces fourth quarter operations update
* Xtreme Drilling Corp. announces fourth quarter operations update, 850XE upgrade details and conference call information
UPDATE 1-Pipeline in Canada needs replacing after 'mischief' - police
CALGARY, Alberta, Jan 16 An intra-provincial pipeline under construction in Canada's oil heartland of Alberta needs replacement after being damaged by an act of "mischief," authorities said on Monday.