Simplify the following text for a Grade 8 native English-speaking person.
Original: According to Allen , on August 1 , 1962 , DiMaggio â `` alarmed by how Monroe had fallen in with people he considered detrimental to her well-being â `` quit his job with a PX supplier to ask her to remarry him .
Simplified: According to Allen , on August 1 , 1962 , DiMaggio quit his job with a PX supplier to ask her to remarry him . He quit because he was alarmed by how Monroe had got involved with people he considered bad to her well-being .