importance on it. it's not just for the political ramifications but it's also a religious issue. in the bible says we should be caretakers of the earth, and it's a question of justice. he says it's the poor who are most affected by exploitation of natural resources and global warming. >> these are topics the pope touched on during his trip to the united states. deliah, thank you so much for your reporting. you're watching "cnn newsroom." still to come, he says that his soft spoken manner is being misinterpreted. coming up, ben carson's revelations about a violent childhood. we tayou keep the peace. nose. we calm your congestion and pain. you rally the team. we give you relief from your cough. you give them a case of the giggles.