Lethal injection, firmly established as the method of execution in the United States for the last decade, now appears to be on shakier ground.

The U.S. Supreme Court took up a constitutional challenge to lethal injections Monday, agreeing to decide how far states must go to reduce the risk of excruciating pain during an execution.

Lethal injection is a gruesome disaster: After 40 years of cruelty, enough is enough Invented on hunches and guesses, America's primary execution method has a dreadful record of cruelty and failure ...

Oklahoma’s use of a three-drug lethal injection method is constitutional, a federal judge ruled Monday following a lawsuit from nearly 30 people on death row challenging the protocol.

This method will allow healthcare professionals to get more doses out of a single vial. Experts explain the efficacy of intradermal injections, and how they stack up against other injection methods.

Here’s a look at how the U.S. executes people: Most US executions are by lethal injection Lethal injection has been the preferred method in the modern era, with 1,428 carried out since 1976.

California unveiled a new method for executing prisoners Friday, proposing a “humane and dignified” single-drug injection protocol that could restart capital punishment after a nearly 10-year ...

The Supreme Court's decision Monday giving a green light to an execution drug triggered a renewed attempt in California to create a single-drug method of lethal injection for inmates on America's ...

Four days after a federal court ruled against death row inmates arguing Oklahoma’s lethal injection protocol is cruel and unusual, the state’s attorney general asked for more than two dozen ...

Four days after a federal court ruled against death row inmates arguing Oklahoma’s lethal injection protocol is cruel and unusual, the state’s attorney general asked for more than two dozen ...