Spruance failed to regain contact with Yamamoto's forces on 5 June even though he made many searches. Towards the end of the day he launched an attack on any ships from Nagumo's carrier force. This strike missed Yamamoto's main group of ships. It did not hit a Japanese destroyer. The strike planes returned to the carriers after nightfall. Spruance to ordered "Enterprise" and "Hornet" to turn on their lights to aid the landings.