**Question 1:** What recent event has led to a surge in cartel violence in Sinaloa, Mexico?
**Answer:** A surge in cartel violence in Sinaloa has been reported, resulting in at least 30 deaths in the past week.
**Question 2:** Who is the Mexican president that has commented on the violence in Sinaloa?
**Answer:** The Mexican president is Andrés Manuel López Obrador.
**Question 3:** What has President López Obrador attributed the increase in violence to?
**Answer:** President López Obrador has blamed the United States for the surge in cartel violence in Sinaloa.
**Question 4:** In which region of Mexico is the recent cartel violence occurring?
**Answer:** The recent cartel violence is occurring in the northern state of Sinaloa.
**Question 5:** How many people have reportedly died due to the cartel violence in the past week?
**Answer:** At least 30 people have died due to the cartel violence in the past week.