Anyone told it was due to an infected placenta?

Carrie • 💕46 1/2 yr old Mom of 6 Sunshines🌞, 1 Angel👼🏼 & 1 Rainbow 🌈
At 20 weeks I lost my daughter in Nov. All the doctor said 3 weeks later was pathology said my placenta was infected & there was nothing I could do- no answers, explanation, why's, etc. Anyone know anything or been told anything?