Complex sentence: On 22 October 2011, the couple announced Todd's pregnancy via the media, and on 3 April 2012, Cavendish announced the birth of their daughter, Delilah Grace Cavendish.
Split into simpler sentences: On 22 October 2011, the couple announced Todd's pregnancy via the media. On 3 April 2012, Cavendish announced the birth of their daughter, Delilah Grace Cavendish.