- Michael Moore: Blame for Flint's water crisis "is squarely" in the governor's lap
- "It's too soon to tell" how long it will take to replace lead pipes, Michigan's governor says
- A lawsuit seeks additional water testing and replacement of Flint residents' lead water pipes
(CNN)It's too soon to know exactly how many children were harmed by lead-poisoned water in Flint, Michigan, the state's governor says. But officials are bracing for the possibility of a much higher tally than what blood tests have revealed so far.