‘We are desperate’: Venezuela’s power cuts fuel growing public anger

The hum of the kidney dialysis machine that Onasis Munoz is connected to suddenly stops. The fluorescent lights overhead flicker out, and his room at a clinic in Valencia, Venezuela, is plunged into darkness.

It is not the first time a power cut has interrupted one of the three weekly sessions Munoz needs to do the work his failing kidneys can no longer do, filtering was...