George Burch Trial Day 7 Part 1 Sgt Richard Loppnow Testifies

TL;DR

Forensic analysis of phones & data inconsistencies in investigations.

Transcript

there are you ready attorney was safe sergeant lop now I just again refreshing your information for the jury your position with the Sheriff's Office I'm a sergeant with the Investigative Division in your role into investigating the Nicole Vanderheiden case was initially I responded to the scene where Nicole was located and then since then I've had ... Read More

Key Insights

• 📣 Use of forensic tools like Cellebrite & Axiom for phone analysis.
• 📌 Obtained Google Dashboard data for location analysis.
• 🎮 Demonstrative videos and graphs helped in data visualization.
• ❓ Fitbit data was compared to surveillance footage for accuracy.
• ❓ Detailed analysis of internet history provided valuable insights.
• 🪜 Analyzing multiple datasets added clarity to the investigation.
• ❓ Google Earth software used to analyze latitude and longitude coordinates.

Questions & Answers

Q: How was location data obtained for analysis in this case?

Location data was obtained through warrants sent to Google, using cell towers, GPS, and Wi-Fi networks for positioning accuracy.

Q: What steps were taken to compare Fitbit data with recorded activities?

Demonstrative videos and graphs were created, overlaying Fitbit step data with recorded activities, ensuring consistency and accuracy.

Q: How was internet and browser history analyzed on Mr. Birch's phone?

The analyzed data showed repeated visits to articles related to the case, giving insight into Mr. Birch's online activity during that time.

Q: How was Mr. D' tree's phone data compared to Fitbit data?

By creating graphs and videos, the step activity recorded by the Fitbit was synchronized with phone activity, providing a clear visual representation of the data consistency.

Summary & Key Takeaways

• Investigated Nicole's & Burch's phones for location & communication data.

• Analyzed Google Dashboard data to determine phone locations.

• Created graphs & videos to compare Fitbit & surveillance data accurately.