What's Happening?! (7/5)

Gary and Shannon search the web for the top trending stories of the day. Here is "What's Happening?!" for Wednesday, July 5th:

• Mass shootings claim lives at gatherings over the July Fourth holiday
• Cocaine found in West Wing of White House while President Biden was away
• Missing Massachusetts woman found alive after being stuck in mud for days
• About Those July 4 Fireworks and Air Pollution