What’s going on?

Whitney • Married to my best friend. Mama to a 9 year old 👦🏽, a 9 month old 👶🏼 and pregnant with our third due 5/22/19 🤰🏼

The bottom test is from two days ago. The top test is from just now. Shouldn’t the lines be getting darker? The lines on the top test have white running through them.