by M. Jegathesan KUALA LUMPUR, Malaysia (AFP) — Malaysia imposed a tough nationwide lockdown on Tuesday to battle a worsening coronavirus outbreak, as countries across Southeast Asia struggled with a resurgence in cases driven by infectious variants. Much of the region escaped the pandemic’s first wave last year relatively unscathed by rapidly closing borders and introducing curbs. But countries from Thailand to Vietnam are being hammered by fresh surges, with efforts to quell outbreaks hampered […]