Bombs and mortars kill at least 4, wound at least 20

The video tutorial covers an introduction to sickle cell, discusses an option related to Los Angeles, and ends with a question or clarification. The content is brief and seems to touch on different topics without much detail.

What is the primary characteristic of sickle cell disease?

• It affects the liver.

• It primarily affects the nervous system.

• It causes red blood cells to become misshapen.

• It is a type of cancer.

Which of the following is NOT a symptom of sickle cell disease?

• Joint pain

• Fatigue

• High blood pressure

• Frequent infections

What might the 'Los Angeles option' refer to in the context of the video?

• A sports team

• A treatment method

• A geographical location

• A type of diet

What is the likely purpose of the 'What?' section in the video?

• To introduce a new topic

• To clarify a previous statement

• To summarize the video

• To provide a conclusion

Which of the following is a common treatment for sickle cell disease?

• Antibiotics

• Radiation therapy

• Chemotherapy

• Blood transfusions