cold-blooded

Using statistical models, the researchers found that cold-blooded animals with bacterial infections were more likely to die when exposed to higher temperatures compared to their usual environmental conditions.

Their uncle, meanwhile, has called the brothers "cold-blooded" and believes they belong behind bars for life.

A prosecutor called him “the greatest cold-blooded killer since Bluebeard,” and a judge called him the most evil defendant he’d ever seen.

A lawyer for Kitty Menendez’s brother, Milton Andersen, called the brothers "cold-blooded" and said their "actions shattered their family and left a trail of grief that has persisted for decades".

Hochman said pursuit of death verdicts will only take place in “rare” cases, including school shootings, domestic terror attacks or the “cold-blooded assassination of a police officer.”