The state’s largest power producer said Friday that it will spend more than $50 million to prepare its power plants for the upcoming winter, hoping to prevent a repeat of the widespread power outages that crippled Texas during a February winter storm.

FERC says the power outages that put millions of Texans in the dark and crippled the state last February were mostly the same problems that triggered big outages a decade before.

Gas or electricity? Which one was first to trigger more widespread power outages across the state during the February winter storm? NBC 5 Investigates talked to both sides to learn what happened.

An NBC 5 investigation raises new questions about whether Tarrant County put profits ahead of public health at COVID-19 vaccine clinics.

More than 40 suspected drunk drivers arrested on the DFW Airport property are among those who were tested with blood alcohol test tubes that were later recalled because of a possible manufacturing defect.

NBC 5 Investigates has found recalled blood alcohol test tubes have been used in at least 2,760 DWI arrests statewide, complicating cases.

The Electric Reliability Council of Texas released a new plan Tuesday aimed at making the state’s power grid more reliable. It comes on the heels of the massive winter power outages and recent warnings about power shortages on hot days in June.

NBC 5 Investigates shows how ERCOT underestimated the amount of power Texans would need in the winter and how that could spell trouble this summer.

The Electric Reliability Council of Texas is urging Texans to conserve power after a large number of power plants unexpectedly shut down in the summer heat.

After months of promises, legislative hearings and debates Texas lawmakers passed a series of bills over the weekend aimed at preventing another electricity disaster, like the one that crippled the state in February.

A report released Wednesday by the authority that regulates electric reliability in North America warns that Texas is at an “elevated risk” of energy shortages and potential power outages this summer.

NBC 5 Investigates has learned illegal paper tags may be robbing Texas taxpayers and toll road users of millions of dollars in revenue.