The drug is approved to treat chest pain due to heart problems, but a big study failed to prove Ranexa can prevent heart attacks or extend lives.

FORBES: A Heart-Pumping Meeting

Five police officers responding to the scene suffered respiratory problems, one firefighter suffered chest pains and another firefighter sprained an ankle, while a neighbor and a pedestrian were also injured, Mr. Meehan said.

WSJ: Toddler Dies in Explosion

Chest infections are one of the most common problems patients go to their GP about.

BBC: Antibiotics 'ineffective for coughs'

Fish underwent minor heart surgery earlier in the year, to correct problems with the electrical connections in his chest, and has been struggling to regain full fitness.

CNN: STORY HIGHLIGHTS

The 6, 000-patient study was designed to show that AtheroGenics' drug, known by the code name AGI-1067, decreased the risk not only of heart attack, stroke and death but also of less important heart problems, including stent procedures, bypass surgery and chest pain.

FORBES: Magazine Article

Many problems that once required sawing through the breastbone and opening up the chest for open heart surgery now can be treated with a nip, twist or patch through a tube.

NPR: Heart Repair Breakthroughs Replace Surgeon's Knife