A three-day strike at Peru’s state oil company began Monday as workers protested government plans to open the company to private investment, a move that comes as Petroperu also weighs bringing in outside management for its debt-laden Talara refinery. Workers at state-owned Petroperu launched the strike in opposition to what unions describe as a creeping privatization agenda, Reuters reported. The walkout targets administrative and operational functions and adds pressure to a company that has relied heavily on state support to stay afloat.…