Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Jenna Bush Hager refused to let the rain get her down as she braved the stormy New York weather to take her two-year-old daughter Mila for a walk - apparently opting to leave newborn daughter Poppy Louise at home where it was nice and warm. The 33-year-old daughter of former president George W. Bush, who gave birth to her second child with husband Henry Hager in August, was seen pushing Mila's stroller alongside a friend and her little girl on a dreary afternoon earlier this month. And while the weather was less than ideal, Jenna carried a large black umbrella to shield her and her daughter from the drizzle.The 33-year-old was joined by a friend and her little girl as she pushed her two-year-old daughter in a stroller during their walk in New York CityThe mother-of-two gave birth to her second child, a daughter named Poppy Louise, in August and is still on maternity leaveJenna recently revealed that Mila is 'gaga' for her new sister Poppy during an appearance at the Today show studios earlier this monthShe shared a sweet video of Mila singing Poppy an endearingly-unrecognizable version of Swing Low, Sweet Chariot while she slept 
 Question:The teacher and journalist celebrated _'s first day of preschool last month by sharing a touching black and white picture of her holding her daughter's hand as she walked her to school.

Mila