Energy
WRAPUP 2-Russia grants gas respite but talks tough on Ukraine
* Fierce battle rages all day in east (Adds Russian statement on NATO, updates Luhansk fighting)
US carbon curbs raise hopes for Paris deal
President Barack Obama on Monday will announce curbs on coal-fired power plant emissions, raising hopes of a global deal on greenhouse gases
Carbon emissions: hot and coal
The situation is less grim at utilities but coal miners were in trouble even before the new standards
