Extreme heat and operational delays combined to trigger a mass casualty incident Thursday afternoon during the highly ...

A "mass casualty incident" was declared at the Berks County stop in Pennsylvania for the Union Pacific’s Big Boy No. 4014 ...

MORE: Big Boy No. 4014 steam locomotive visits eastern Pa. during America’s 250th tour (PHOTOS) Dozens of people in Reading ...

A mass casualty incident occurred during a public event featuring the Big Boy steam locomotive in Muhlenberg Township, ...

The Union Pacific locomotive will be on display this weekend at the Navy Yard. Here's how to prevent heatstroke if you go.

The members of the crowd, most who had fought the blistering triple-digit July heat for hours as they waited, stood at ...

An updated scheduled for Thursday’s arrival of Union Pacific’s Big Boy No. 4014 has it arriving in Muhlenberg Township a ...

Union Pacific Big Boy No. 4014 drew crowds throughout Berks County on Thursday as part of its historic coast-to-coast journey marking the nation’s 250th anniversary. * The Big Boy No. 4014 locomotive ...

More than 100 people were treated for heat-related injuries at a Union Pacific Big Boy whistle stop event in Berks County, ...

The Union Pacific “Big Boy” 4014 will make a brief stop in Tamaqua Thursday morning. And with its visit, “big” crowds and “big” traffic are expected. The 1.2-million-pound steam engine is expected to ...

Let us know! Union Pacific’s Big Boy No. 4014, the world’s largest operating steam locomotive, chugged through Pottstown in its maiden east coast voyage in celebration of America’s 250th birthday.

The world's biggest operating steam locomotive will be in Berks County later this week as it heads to Philly to celebrate ...