Please help us to determine the baby's gender

Hi everyone!

My sister-in-law has two ultrasound pictures about her baby. What do you think is the baby's gender?

Attachment 30367

Attachment 30368

Thank you for your help in advance.

Boy 😊

Three beautiful boys and my longed-for DD due in June 2016!

it seem there is a rising nub. guessing boy

Boy guess

Boy :)

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Boy