Official: Crime scene investigation at site of Texas blast — ATF bringing in explosives dogs — Determining if fire was intentionally set (VIDEO)

CBS: Up to 70 feared dead, hundreds injured after Texas explosion — 50-unit apartment building ripped apart — “Like a war zone” (VIDEO)

Authorities: ‘Coordinated act’ against California power substation and phone services (VIDEO)

Sabotage: High-powered rifle used in attack on California power substation — Same perpetrators blamed for cutting AT&T fiberoptic cables — Objective was “shutting down the system” — FBI now leading investigation (VIDEO)

Update: Boston police say 3rd explosion at JFK library… “Understand this is an ongoing event” — “Not related to marathon attack” says library spokeswoman (VIDEO)

OT: Multiple explosions near Boston Marathon finish line — 3 reported dead — “Somebody’s leg flew by my head” — Blood-stained sidewalks (PHOTO)

CNN: Looks like the Exxon Valdez was cracked open in middle of Arkansas — Town turned into La Brea tar pits (VIDEO)

New flyover of U.S. pipeline rupture — Pilot: Either oil is still gushing, or it isn’t washing away (VIDEO & PHOTOS)

Watch: “Sinkhole tidal flow” — Water movement observed on surface of giant Louisiana sinkhole (VIDEO)

U.S.’s Unspeakable Experiments: Hundreds of pregnant women fed nuclear material — Infants drinking radioactive lemonade — “Only thing I could think of was Nazi Germany” -Official

L.A. Times: Massive solar eruption — Could cause magnetic storm on Earth — Coronal Mass Ejection here by early Saturday

Colbert: Clearly Exxon is taking oil spill seriously or they wouldn’t have used the ‘quilted’ paper towels (VIDEO)

TV: Gas release from U.S. nuclear site covered up? — Continued for several days — “Spontaenous, not controlled” (VIDEO)

Video: Catastrophic disaster to happen in front of our eyes after Fukushima — How can gov’t stand by and do nothing? Must evacuate all children (VIDEO)

NBC News: ‘Devastating’ quake strikes near nuclear plant (VIDEO)

NOAA: Fukushima contamination possibly affecting sea lion pups — “Radiation is being looked at, just like everything else” (VIDEO)

Report: Media lockdown over Arkansas oil pipeline rupture — Residents say sickened from spill — ‘Paper towels’ to cleanup? (VIDEOS)

“Radiation epidemic” killing So. California sea lions? Gov’t experts now checking animals for contamination from Fukushima Daiichi

Kyodo: Radioactive leak is up to 120 tons from Fukushima Daiichi tank (VIDEO)

ABC San Diego: Alarming report of Fukushima fallout harming U.S. infants (VIDEO)

‘Large’ explosion at U.S. power plant — Reports of holes in cooling towers — Homes shook, vehicle airbags set off (VIDEO)

New official flyover shows intense oil sheen around giant Louisiana sinkhole (VIDEO)