London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv

London, June 28 - Former champions Simona Halep and Petra Kvitova won their first round matches easily while American youngster Coco Gauff surviv