ACCUSED

1. What happened

1.1. accidentally put object into bag

1.2. alarm went

2. When

2.1. weekend

2.2. holidays

2.3. sale

3. Why

3.1. looks suspicious

3.2. forgot to pay

4. Where

4.1. supermarket

4.2. mall

4.3. bookstore

5. Who

5.1. sister

5.2. mom

5.3. myself

6. How

6.1. circuit TV

6.2. security guard

6.3. New node