Alex Smith is 18 years old. He handwrites and signs a will, leaving all of his property to his brother, Justin. There are no witnesses to the will. At age 23, Alex is killed while driving a car. Alex's only living relatives are Justin and their mother, Sarah. Answer the following questions according to your state law.

1. Is Alex's will valid? Explain.

2. Does Alex's holographic need witnesses? Must it be dated?

3. What formal requirements for the proper execution of a will are lacking?

4. If both Sarah and Justin claim Alex's estate, who prevails? Explain.