Two year old shoots gun

2-Year-Old Fatally Shoots Mother
2-Year-Old Fatally Shoots Mother
2-Year-Old Fatally Shoots Mother
According to ABC NEWS the father of the toddler left the Glock 9mm on the table unattended. The gun which weighs three pounds when loaded and takes 4.5 to 5.5 pounds of pressure to pull the trigger.  Could the two year old have pulled the trigger...