A homemade tennis ball bomb exploded in a Milwaukee neighborhood, damaging vehicles and garages, with police seeking public ...

An unidentified man allegedly built a homemade bomb hidden inside of a tennis ball and planted it in a strangers' residential ...

In the 1800s, tennis balls were covered in flannel . Today, manufacturing techniques can vary. Wilson, one of the biggest names in tennis, uses a felt covering made of two-thirds wool and one ...