'why it's happening?'

"Senator you've sat in that chair for how long, 20-25 years, while the chronic disease in our children went up to 76%, and you said nothing. You never asked the question 'why it's happening?' For the first in 20 years infant mortality has increased in our country. It's not because I came in here, it's because of what happened in the Biden administration that we're going to end."